Answer:
10000
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
perimiter of rectangle is 3+7+7+3 = 20
square x+x+x+x=20
4x=20
x=20/4
x=5
Answer:

Step-by-step explanation:
<em>The correct question is</em>
If f(x)=3x-1 and g(x)=x+2, find (f-g)(x)
we know that
(f-g)(x) is equal to subtract the function g(x) from the function f(x)
so

substitute the given functions

Remove the parenthesis

Combine like terms

Answer:
38 - 7.6(20%) = 30.4
30.4 + 2.128(7%) rounds up to about =$32.53
your answer is B
Step-by-step explanation:
Percent error is calculated using
((Actual - predicted) / actual) * 100
In this case, the actual value of the number of pages he read is 20. The expected value was 23. So simply plug in:
((20 - 23) / 20) * 100 = -15%
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