SOLUTION: Please help me, can you explain how to do this???? Given h(x)=4x+8, find 4[h(-3/4)]. I have no idea how to do this!!! HELP!

Algebra ->  Functions -> SOLUTION: Please help me, can you explain how to do this???? Given h(x)=4x+8, find 4[h(-3/4)]. I have no idea how to do this!!! HELP!       Log On


   



Question 95326: Please help me, can you explain how to do this????
Given h(x)=4x+8, find 4[h(-3/4)].
I have no idea how to do this!!!
HELP!

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the h(x) is a recipe for the function h ... when you h something, you multiply it by 4 and add 8

h(-3/4) is 4(-3/4)+8 ... -3+8=5

the quantity h(-3/4) is then multiplied by 4 ... 4[5]=20