Question

X+1=9

X-2=8

X+101=300

X-8=-10

X+3=3

X-279=237

Answer 1

Resposta:

x + 1 = 9

x = 9 - 1

x = 8

x - 2 = 9

x = 9 + 2

x = 11

x + 101 = 300

x = 300 - 101

x = 199

x - 8 = - 10

x = - 10 + 8

x = - 2

x + 3 = 3

x = 3 - 3

x = 0

x - 279 = 237

x = 237 + 279

x = 516

Espero ter ajudado!!!