Question

el cociente de x+2 entre x-3 es igual a 7.cuanto es el valor de x

Answer 1

(x + 2) / (x - 3) = 7
((x + 2) / (x - 3)) • (x - 3) = 7 (x - 3)
x + 2 = 7x - 21
7x - x - 21 - 2 = 0
6x - 23 = 0
6x = 23
x = 23/6
x = 3.8

Comprobación:

(3.8 + 2) / (3.8 - 3) = 7
5.8 / 0.8 = 7
7 = 7