Question

Resolver el sistema

3+=6

2−=9

Answer 1

$\huge\red {\mid {\fbox{\tt {hola}}\mid}}$

Ecuacion 1:

$3 + x = 6 \\ 3 + x - 3 = 6 - 3 \\ x = 6 - 3 \\ x = 3$

Ecuacion 2:

$2 - x = 9 \\ 2 - x - 2 = 9 - 2 \\ - x = 9 - 2 \\ - x = - 7 \\ x = - 7$