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Dmitrij [34]
3 years ago
13

What's the answer was for 1/2r+2(3/4r-1)=1/4r+6

Mathematics
1 answer:
Simora [160]3 years ago
5 0
1/2r+2(3/4r-1)=1/4r+6
2r-2=1/4r+6
2r=1/4r+8
7/4r=8
7r=32
r=32/7
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What is the answer to this
Vlad1618 [11]
The answer to 3 3/16 divided by 3/8 is  8 1/2. This is because you have to turn the mixed number into an improper fraction and then divide by the method of keep change flip in order to get your answer
8 0
3 years ago
What is the area of the shape below
Tems11 [23]

8cm, since 6 full squares and 4 halves

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7 0
2 years ago
Given f(x) = 2x^2 - 5x, determine the value of f(4).​
jeyben [28]

Answer:

12

Step-by-step explanation:

f(x) = 2x^2 - 5x

Let x=4

f(4) = 2 (4)^2 -5(4)

Exponents first

     = 2*16 -5*4

Multiply

     =32 -20

subtract

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5 0
3 years ago
a polygon has an area of 225 square meters. A similar polygon is created with an area that is triple the first. By what factor i
GuDViN [60]
The area of the original polygon is:
 A = 225 m ^ 2
 The similar polygon area is:
 A '= (k ^ 2) * (A)
 Substituting values:
 3 * 225 = (k ^ 2) * (225)
 Clearing k we have:
 k ^ 2 = 3
 k = (3) ^ (1/3)
 Answer:
 
The length of each side increased by:
 
k = (3) ^ (1/3)
6 0
3 years ago
B. x + 5y = 8<br>-x + 2y = -1​
igomit [66]

Answer:

(3, 1)

Step-by-step explanation:

x+5y=8

-x+2y=-1

-------------

7y=7

y=7/7=1

x+5(1)=8

x+5=8

x=8-5=3

Answer: x=3, y=1.

8 0
3 years ago
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