Question

Let f(x) = 4x - 5 ; g(x) = 6x - 3

find 2f(x) + 3g(x)
select the correct response:
1. 8x - 13
2. 10x + 1
3. 26x - 19
4. -24x -21

Answer 1

the answer is 3: 26x-19

Explanation:

f(x)=4x-5 g(x)=6x-3

2f(x)+3g(x)

=2*(4x-5)+3*(6x-3)

=8x-10+18x-9

26x-19