Question

Solve for x: - 3.c + 14 = 4.2 - 7

Answer 1

-3x + 14 = 4x - 7

Answer:

x = 3

Step-by-step explanation:

-3x + 14 = 4x - 7

+7                  +7

-3x + 21 = 4x

+3x         +3x

21 = 7x

21 / 7     7x / 7

3 = x

Check:

-3x + 14 = 4x - 7

-3 x 3 + 14 = 4 x 3 - 7

-9 + 14 = 12 - 7

5 = 5

x = 3