Question

What is the solution for x in the equation? 3x − 42 = -6x + 21

Answer 1

Answer:

9x= 63

or, x = 7

Step-by-step explanation:

hope u understand!

Answer 2

Answer:

x = 7

Step-by-step explanation:

3x - 42 = -6x + 21

3x + 6x = 21 + 42

9x = 63

Dividing both sides by 9

x = 63/9

x = 7