Answer:
15
Step-by-step explanation:
Plug in 3 as x:
3x + 6
3(3) + 6
9 + 6
= 15
So, the simplified expression if x = 3 is 15
Step-by-step explanation:
(7x - 5x) -3 =x+4
2x - 3 = 2x + 7
Answer:
Ithink the answers B
Step-by-step explanation:
I think this because its even
