Question

C) 2×-2=10 hallar el valor de la x
D)3×-3=18

Answer 1

Respuesta:

c)

$2x - 2 = 10 \\ 2x = 10 + 2 \\x = \frac{12}{2} \\ x = 6$

d)

$3x - 3 = 18 \\ 3x = 18 + 3 \\ x = \frac{21}{3} \\ x = 7$