3 years ago

Given the functions f(x)=4x+8 and g(x)=2x-12 Find f(x)+g(x)

Mathematics

2 answers:

Bingel [31]3 years ago

6 0

Answer:

6x - 4

Step-by-step explanation:

f(x) + g(x)

= 4x + 8 + 2x - 12 ← collect liketerms

= 6x - 4

Margarita [4]3 years ago

5 0

Answer:

Step-by-step explanation:

$f(x)=4x+8,\ g(x)=2x-12\\\\f(x)+g(x)=\\\\\text{substitute}\\\\f(x)+g(x)=(4x+8)+(2x-12)=4x+8+2x-12\\\\\text{combine like terms}\\\\f(x)+g(x)=(4x+2x)+(8-12)=6x-4$

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