If f(x) = 2x +1 and g(x) = 3x + 4 , write down (f+g) (-3)
A. -10
B. 15
C. -15
D.
10​

A

Step-by-step explanation:

(f + g)x = 2x + 1 + 3x + 4              Collect like terms

(f + g)x = 5x + 5

(f + g)(-3) = 5(-3) + 5

(f + g)(-3) = -15 + 5

(f + g)(-3) = - 10

A

step-by-step explanation:

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation: