# How do you find g(a+1) when g(x)=5x-3?

Nov 8, 2016

$g \left(a + 1\right) = 5 a + 2$

#### Explanation:

Substitute $a + 1$ for $x$ in the function:

$g \left(a + 1\right) = 5 \left(a + 1\right) - 3$

$g \left(a + 1\right) = 5 a + 5 - 3$

$g \left(a + 1\right) = 5 a + 2$