Question

Determine o valor de x
A) x+5=11
B) x+10=7
C) x+6= -5
D) x- 8=10
E) 6x=42
F) -3x =24

Answer 1

Explicação passo-a-passo:

A)x+5=11

x=11-5

x=6

B)x+10=7

x=7-10

x=(-3)

C)x+6=(-5)

x=(-5)+6

x=1

D)x-8=10

x=10+8

x=18

E)6x=42

x=42/6

x=7

F)-3x=24

x=24/(-3)

x=(-8)