Answer:
A. 44+4x
B. The error is that Ben forgot to distribute his terms by multiplying 7 by 15 so instead of 30x+7 he should have gotten 30x+105
C. (44+4x)-(12x+20) to solve for difference in perimeter
Step-by-step explanation:
F(x) = 7x − 13
To find f(-x) , just replace x with -x:
f(-x) = 7(-x) - 13
f(-x) = -7x -13
Answer:
the third one
Step-by-step explanation:
2 1/2
Answer:
<h2>z = 5</h2>
Step-by-step explanation:
-0.25z= -1.25
Convert the decimals to improper fractions
That's
<h3>

</h3><h3>

</h3>
So we have
<h3>

</h3>
Multiply through by 4
We have
- z = - 5
Divide both sides by - 1
the final answer is
<h3>z = 5</h3>
Hope this helps you
Answer:
easy 10
Step-by-step explanation:
i put it in a vid because i don't know how else to explain
but i can't upload