Answer:

Step-by-step explanation:
Answer:
-199
Step-by-step explanation:
- put -6 in place of x in equation
Answer:
b. option Is the correct answer right
Answer:
c. -x + 3x + 7 = 2x+7
Step-by-step explanation:
f(x) = 3x +1 and g(x) = x - 6
f-g = 3x +1 - ( x - 6)
Distribute the minus sign
= 3x+1 - x+6
= 2x +7