Answer:
no
Step-by-step explanation:
theses expressions do not have the same values because they both have differant answers.
when put in a calculator: [tex]\sqrt{100-64[/tex] = 6
and [tex]\sqrt{100[/tex] - [tex]\sqrt{64[/tex] into the calculator you get =2 (the sqrt of 100= 10 and the sqrt of 64=8) (10-8=2)
Answer:
ok so lets just talk about what each one represents
the first one represents the square root of 100-64 so
the square root of 36 is 6
the second one is the square root of 100 minus the square root of 64 so
10-8=2
the first one is 6
the second one is 2
so no
Hope This Helps!!!
(Unitary Method)
12 workers can do a piece of work in 20 days. How many workers should be added to complete the work in 16 days?
(Give answer in process by process)
(Answer is 3 workers)
Given :-
12 workers can do a piece of work in 20 days .To Find :-
How many workers should be added to complete the work in 16 days ?Solution :-
According to the question ,
→ In 20days 12 workers can do a piece of work.
→ In 1day 12*20 workers can do that work
( Less days , more workers )
→ In 16 days 12*20/16 = 15 workers can do the work.
So 15 -12 = 3 workers should be added to complete the work.
Hence the required answer is 3 .
I hope this helps.
ring-ring. *pick up phone* Hello, Einstein? I be needing some help.
Thank you.
Answer:
The one that you pick is correct
What is the distance between (0, 0) and (-7, -3)? Round your answer to the nearest tenth.
Answer:
Distance = -7.6
Step-by-step explanation:
Using Distance Formula, √((x2-x1)^2 + (y2-y1)^2)
√((-7 - 0))^2 + (-3 - 0)^2) = 7.6
Really Easy Points!!!
-
Define potential
Potential is what an individual is capable of doing or becoming
Answer:
Having or showing the capacity to develop into something in the future is called potential
Answer soon!!!! (60 points)
Answer:
the second one, $63, i think
Step-by-step explanation:
Elena writes the equation 6x+2y=12. Write a new equation that has:
no solutions in common with Elena's equation
PLEASE HELP ME FAST!!
HELP PLEASE:
WORK IS BELOW
Answer:
Diagram not visible!
Step-by-step explanation:
You must ask question again; then, the rightful person may help you.
Good day to you!
help lol i need it rn
Answer: the top right
Step-by-step explanation:
A mathematics test has 15 items. In how many ways can a student answer the exam with 9 correct answers and 6 wrong answers?
a. 15
b. 30
c. 90
d. 5,005
Answer:
Surprisingly the answer is 5,005.
Basically this is asking "in how many ways can you choose 9 things from a set of 15 things".
You will need to use the formula found at the top of this page:
https://www.1728.org/combinat.htm
Filling in the formula in which 'r' = 9 and n = '15'
combinations = n! / (r! * (n-r))!
combinations = 15*14*13*12*11*10 * 9! / (9! * 6!)
combinations = 15*14*13*12*11*10 / 6*5*4*3*2*1
combinations = 14 * 13 * 11 * 10 / 4
= 14 * 13 * 11 * 2.5
= 5,005
answer is "d"
Step-by-step explanation:
Two trains, Train A and Train B, weigh a total of 473 tons. Train A is heavier than Train B. The difference of their weights is 397 tons. What is the weight of each train?
Answer:
You say
473- 397
=76
So maybe train A is 76 tons while train B is 397
Hope answer helps
[tex]x+2y\leq 10,x+y\leq 3[/tex]
Seventy percent of what number is 35?
Seventy percent of fifty (50) is 35
What is the percentage?The percent or percentage of a number is the division of the number with 100.
From the given information, we are being told that 70% of a number is 35.
Let's assume that the unknown number is: (x)It means that:
70% of x = 35
[tex]\mathbf{(\dfrac{70}{100})x = 35}[/tex]
0.7x = 35
Divide both sides by 0.7
x = 35/0.7
x = 50
Learn more about percentage here:
https://brainly.com/question/24304697
Bev has to trim her grandma's grass this weekend and wants to know exactly how much area she will be trimming. Calculate the area of the polygon. Be sure to show all your work and explain your answer.
Answer:
150 ft²
Step-by-step explanation:
If you take that triangle and place it on the other side you get a normal rectangle and can just multiply 15 By 10
The sum of two numbers is 35. One number is 7 less than the other. Find the numbers.
Answer:
14+21
Step-by-step explanation:
because, 14+21 =35
21 is 7 more bigger than 14
In each of the following, solve for X.
Answer:
Solving for X: x = 8
Step-by-step explanation:
Set up as proportion and cross multiply to solve:
12/15 = x/10
x = 8
y = x + 10
y = 8 + 10
y = 18
PLEASE HELP AND NO LINKS PLEASE
Answer:
x ≤ 4
Step-by-step explanation:
x ≤ 4
A closed circle means ≤ or ≥
An open circle means < or >
As the shaded area is to the left of 4, x ≤ 4
Help, I’m in 6th grade I need help with this. I got the first one wrong and I can’t worth to lose the second part because it’s gunna mark it on my grades, plus it’s only 9 questions, and u can’t redo it but
Kevin is hiking on a trail that is 1.8 miles long. So far, he has hiked 80% of the total distance.
How many more miles does Kevin have to hike in order to complete the trail? Complete the explanation on how you found your answer.
Kevin has to hike 0.36 more miles in order to complete the trail.
Part 2 out of 2
Since Kevin has hiked 80% of the trail, he has 100% - 80% or ?%
So, 20% of 1.8 = ? × 1.8 = 0.36.
Answer:
Part 1: 4.5
Part 2: 20%, 0.2
Step-by-step explanation:
1. 1.8 = 80% We need to understand this.
So we can do this then:
2. 1.8/8 = 80%/8
3. 0.225 = 1%
4. 0.225 * 20
5. 4.5
(this is part 1 btw)
Part 2!
20% since 100-80 is 20.
20% -> 0.2
Solve 4p^2 – p=0.
p=____, p=_____
Answer:
p = 0, p= 1/4
Step-by-step explanation:
factor out the common term p
p(4p - 1) = 0
i need help, im about to have a meltdown
Answer:
Not sure of the actual quest but
y=-3x+7
slope -3
y=7
x= 7/3
y=6x-2
slope 6
y= -2
x= 1/3
Step-by-step explanation:
What percent of 600 is 334?
Enter your percent as a fraction in simplest form by filling in the boxes.
Answer:
55 2/3%
Step-by-step explanation:
Setup an equation and solve.
p x 600 = 334
p x 600/600 = 334/600
p = 55 2/3%
Hi There Answer 55 2/3%
Step-by-step explanation:
name each indicated part of the algebraic expression 4x + y/3 - 2.3
4:
-2.2:
1/3:
y/3:
Answer:
» 4 → Coefficient of x [slope of a line]
» x → Term of 4
» ⅓ → Coefficient of y
» y → term of ⅓
-2.3 → Constant [y-intercept]
Step-by-step explanation:
Consider equation below:
[tex]{ \bf{ax + by + c}}[/tex]
• a is a coefficient of x-term
• b is a coefficient of y-term
• c is a constant
The indicated part of the algebraic expression 4x + y/3 - 2.3 are
4: Coefficient of x [slope of a line] x: Term of 4 ⅓: Coefficient of yy: term of ⅓-2.3: Constant [y-intercept]What is an algebraic expression?An algebraic expression in mathematics is an expression created using variables, constant algebraic numbers, and algebraic operations.
Given an algebraic expression 4x + y/3 - 2.3
The algebraic equation usually consists of a variable, coefficients, and constants.
the parts of the expression that are connected with addition and subtraction. These parts are called terms. A coefficient is a number that is multiplied by a variable in a mathematical expression. In a mathematical expression, factors are parts of the expression that are connected by multiplicationLearn more about algebraic expression here:
https://brainly.com/question/28884894
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A sequence of steps for solving the equation 3(x - 2) = 4 is shown. Match a property to each blank box to show the reason for each step.
Step-by-step explanation:
1. 3(x-2)=4
2. 3x-6=4
3x=10
4.x=10/3
what is the mean of 28,34,34,50,54
Answer:
40
Step-by-step explanation:
the mean is 40 because you add all the numbers then divide them by however many numbers there are.
A 1/2 cup serving of ice cream contains 140 calories. How many calories would be in a 1 1/2 cup serving?
Answer:
420 calories is your answer.
Step-by-step explanation:
If half of it is 140 we know that the other half is 140, so the full thing of ice cream is 380. So 1 cup is 380, and half is 140. 380+140 = 420. So 1 1/2 = 420 calories. Could i get brainliest :D
solve each system of equations by showing the process of substitution.
a) y=-1/4 x and x+2y=4
b) y=-x-2 and 3x+3y=6
c) -8x+2y=4 and y=4x+2
pLS help
Answer:
A. {x,y}={-2,-3}
// Solve equation [2] for the variable x
[2] x = 2y + 4
// Plug this in for variable x in equation [1]
[1] (2y+4) - y = 1
[1] y = -3
// Solve equation [1] for the variable y
[1] y = - 3
// By now we know this much :
x = 2y+4
y = -3
// Use the y value to solve for x
x = 2(-3)+4 = -2
B. [1] 3x=3y-6
[2] y=x+2
Equations Simplified or Rearranged :
[1] 3x - 3y = -6
[2] -x + y = 2
Solve by Substitution :
// Solve equation [2] for the variable y
[2] y = x + 2
// Plug this in for variable y in equation [1]
[1] 3x - 3•(x +2) = -6
[1] 0 = 0 => Infinitely many solutions
C.Step by Step Solution
More Icon
System of Linear Equations entered :
[1] 4x - y = 2
[2] 8x - 2y = 4
Solve by Substitution :
// Solve equation [1] for the variable y
[1] y = 4x - 2
// Plug this in for variable y in equation [2]
[2] 8x - 2•(4x-2) = 4
[2] 0 = 0 => Infinitely many solutions
Answer:
Step-by-step explanation:
a) y = -1/4x --------------(I)
x + 2y = 4 -----------------(II)
Substitute y = (-1/4)x in equation (I)
[tex]x + 2*\dfrac{-1}{4}x=4\\\\\\x -\dfrac{1}{2}x=4\\\\Multiply \ the \ entire \ equation \ by \ 2 \\\\2x -x = 8\\\\x=8[/tex]
[tex]Substitute \ x = 8 \ in \ equation \ (I)\\\\y=\dfrac{-1}{4}*8\\\\\\y = -2[/tex]
Answer: x = 8 ; y = -2
b) y = -x - 2 --------------(i)
3x + 3y = 6 -----------(ii)
Divide equation (ii) by m
x + y = 2
y = -x + 2 ----(iii)
From (i) and (iii), it shows that these lines have same slope. So, they are parallel lines
Answer: No solution
3) -8x + 2y =4
2y = 8x + 4
Divide the entire equation by 2
y = 4x + 2 -------------(i)
y = 4x + 2 ----------------(ii)
From (i) and (ii), we come to know that these lines coincide.So, they have infinite solutions.
help help help!! pleaseee
Answer:
b
Step-by-step explanation:
i dont know how to explain it lol but its b
with the options Givin I found the anserw was B
50 POINTS!!!! HELP ASAP!!!
Answer:
18 sales
Step-by-step explanation:
1020-300=720
720/40
=18 sales in that particular week
Answer:
Step-by-step explanation:
use multiplcation to solve the proportion. b/65 = 7/13
Answer:
b = 35
Step-by-step explanation:
Use the butterfly method (Cross multiply):
b × 13 = 13b
65 × 7 = 455
So you would have:
13b = 455
Divide both sides by 13.
You will get b = 35
Hope this helps!
Answer: b=35
Step-by-step explanation:
[tex]\frac{b}{65}=\frac{7}{13}[/tex]
Multiply both sides by 65:
[tex]\frac{65b}{65}=\frac{7\cdot \:65}{13}[/tex]
[tex]b=35[/tex]
Brenda is given a budget of $1100 to remodel her bedroom. It will cost her $12 for each can of paint she buys. If she wants to have $850 leftover to buy new furniture, how many cans of paint can she buy?
Answer:
20
Step-by-step explanation:
please rate 5 stars and thank it and make brainliest
hope this helps have a good day
can someone please help me with the 3 problems?
Answer:
1. s-110=-124
+110
s=-14
2. 4 gallons
3. 96 oz
Hope This Helps!!!