The first one would be the right one!
you just take all the y one side and the numbers on one side
so 8y+4= 6+3y
now 8y-3y= 6-4
therefore 5y = 2
!!
1 mile in 0.0571 gallon
so, 875 mile in 0.0571 * 875 = 50 gallons
hope it helped
-80 is the answer your welcome
F(g(x))
sub g(x) for every x in f(x)
f(g(x))=2(g(x))-4
f(x^2)=2(x²)-4
f(g(x))=2x²-4
Answer:

Step-by-step explanation:
Given

Required
Determine cost of 15

<em>The cost of 15 sweatshirts is calculated by multiplying the cost of 1 by 15.</em>
So, we have:

Open Brackets


<em>Hence, the simplified cost of 15 sweatshirts is</em>
