Question

Resolva
b) 15x -12 = 6x + 15​

Answer 1

Resposta:

15x - 12 = 6x +15

15x - 6x = 15 + 12

9x = 27

x = 27/9 = 3

Answer 2

• $\sf{15x-12=6x+15}$

• $\sf{15x-6x=15+12}$

• $\sf{9x=27}$

• $\sf{x=\dfrac{27}{9}}$

• $\sf{\boxed{\boxed{\sf{x=3}}}}$