Question

The sum of 1 and 3 times a number is 22

A. X= 4

B. X= 6

C. X= 7

D. X= 9

Answer 1

C. x = 7



1 + 3 * x = 22

1 + 3x = 22

Subtract 1 from both sides.

3x = 21

Divide both sides by 3.

x = 7