Question

4. (x + 5) = (3x + 1) . 3 +2

Answer 1

Explicación paso a paso:

4. (x + 5) = (3x + 1) . 3 +2

4x+20 = 9x +3+2

4x+20 = 9x+5

4x-9x = 5-20

-5x = -15

x = -15 : (-5)

x = 3