Evaluate Linear Functions

Question

Given h, of, x, equals, minus, 2, x, plus, 1h(x)=−2x+1, find h, of, 4h(4).

Answer 1

h(x) = -2x+1

Substitute 4 in for x

h(4) = -2(4)+1 = -7

Answer 2

Hi Emery,

Just plug 4 in for x:

h(4) = -2(4) + 1 = -7

I hope this helps.