Question

2× + 3 + x = + x - 15

Answer 1

Boa tarde

2x + 3 +x = x - 15
2x + x + 3 = x - 15
3x + 3 = x - 15
3x - x + 3 = - 15
2x + 3 = - 15
2x = - 15 - 3
2x = - 18
x = - 18 / 2
x = -9

Bons estudos!

Answer 2

Resposta:

2x + 3 + x = x - 15

2x + 3 = - 15

2x = - 15 - 3

2x = - 18

x = - 18/2

x = - 9