Question

What is the result of x + 2x - 6 = 21?

Answer 1

Answer:

9

Step-by-step explanation:

x + 2x - 6 = 21

3x - 6 = 21 /+6

3x = 27 /:3

x = 9

Answer 2

Answer:

x = 9

Step-by-step explanation:

Hope that helps!