Set 7x-4 and 31 equal to each other
7X-4=31
Add four to both sides
7X=27
X=3
The answer is D
Answer:
62.5 ft
Step-by-step explanation:
<u>→You can set up a proportion, like so:</u>
<u />
<u>→Cross multiply:</u>
<u />
<u>→Divide 500 by 8:</u>
x = 62.5
Answer:
$14.25
Step-by-step explanation:
You divide
Answer:
g(f(x))=x^2 + 14x + 48
Step-by-step explanation:
you insert (x+7) into every x in the g(x) equation, so g(x)=(x+7)^2 - 1. then you simplify it by doing (x+7)(x+7) which gets you x^2 + 14x + 49. then you subtract the 1 from the equation to get g(f(x))=x^2 + 14x + 48.
Answer:
0.04
Step-by-step explanation: