Question

Resolva:

x-4=3
x+6=5
x-7=-7
x+9=-1
x+28=11
x-109=5
x-39=-79
10=x+20
4=x-10
7=x+8
0=x+12
-3=x+10​

Answer 1

Explicação passo-a-passo:

x = 3+4

x=7

x= 5-6

x= -1

x= -7+7

x= 0

x= -9-1

x= -10

x = 11 -28

x= - 17

x= 5+109

x= 114

x= -79 +39

x= - 40

10-20= x

x= -10

7-8= x

x= -1

x= -12

-3 -10= x

x= -13