Question

Me Ajudem, Por Favor (Vale Ponto √)

Answer 1

A)X+18=20

X=20-18

X=2

B)4+X=6

X=6-4

X=2

C)2X+7=13

2X=13-7

2X=6

X=6/2

X=3

D)4X+2=30

4X=30-2

4x=28

x=28/4

x=7

e)x=2+7

x=9

f)12x=12

x=12/12

x=1

g)4x+2x=12

6x=12

x=12/6

x=2