Question

x + 5 = 8

x - 4 = 12

x + 5 = 8 + 7

x - 5 = 23 -7​

Answer 1

Respuesta:

Fácil

Explicación paso a paso:

x + 5 = 8

x = 8 - 5

x = 3

x - 4 = 12

x = 12 + 4

x = 16

x + 5 = 8 + 7

x = 8 + 7 - 5

x =15 - 5

x = 10

x - 5 = 23 - 7

x = 23 - 7 + 5

x = 16 + 5

x =21