Question

resolver las siguientes ecuaciones.

a- x + 3 = 7
b- 5 . x = 15
c- x : 4 = 6
d- x + 4x = 20
e- 7x - 3x = 18 + 2
f- 9 + 5x - 4 + x = 23
g- 2.x + 3 = 9
h- 10x = 5x + 10
i- 2+ 7x = 20 + 4x​

Answer 1

Respuesta:

x + 3 = 7

x = 7-3

x = 4

5 . x = 15

x = 15 : 5