Question

What is the solution to this equation?
5x + 9 - 3x = 18 + 15
A. x= 3
B. x = 8
C. x = 12
D. x = 21​

Answer 1

Answer:

21

Step-by-step explanation:

5x-3x=18+15-9

2x=42 /:2

x=21