Question

Find f(x+1) when f(x)=2x+6 f(x+1)=

Answer 1

f(x + 1) = 2x + 8

Explanation:

`f(x)=2x+6\\\\f(x+1)-\text{substitute}\ x+1\ \text{instead of x}:\\\\f(x+1)=2(x+1)+6\qquad\text{use the distributive property}\\\\f(x+1)=2x+2+6\qquad\text{combine like terms}\\\\f(x+1)=2x+8`