Question

2× -(1 - 6×) =15 Como se resuelve

Answer 1

Respuesta:

2x-(1-6x) = 15

2x-1+6x = 15

(2+6)x-1 = 15

8x-1 = 15

8x-1+1 = 15+1

8x = 16

(8/8)x = 16/8

x = 2

Comprobación :

2(2)-(1-6(2)) = 15

4-(1-12) = 15

4-(-11) = 15

4+11 = 15

15 = 15

R// El valor de " x " es 2