Question

1. Resolva

A)x+6=5
B)10=x+8
C)x-1=5
D)3x=-9
E)7x-33=-12

Answer 1

A)x+6=5

x= 5 - 6

x= - 1

B)10=x+8

x + 8 = 10

x= 10 - 8

x= 2

C)x-1=5

x= 5 + 1

x= 6

D)3x=-9

x= - 9/3

x= - 3

E)7x-33=-12

7x = - 12 + 33

7x = 21

x= 21/7

x= 3