Answer:
6x - 4
Step-by-step explanation:
f(x) + g(x)
= 4x + 8 + 2x - 12 ← collect liketerms
= 6x - 4
Answer:
Step-by-step explanation:
[tex]f(x)=4x+8,\ g(x)=2x-12\\\\f(x)+g(x)=\\\\\text{substitute}\\\\f(x)+g(x)=(4x+8)+(2x-12)=4x+8+2x-12\\\\\text{combine like terms}\\\\f(x)+g(x)=(4x+2x)+(8-12)=6x-4[/tex]