Question

a) 8x-2=0
b) 8x+4= -2x+3
c) 5x+4= 24
d) 2x + 4= 6 +6x
e) x+20 = 30​

Answer 1

Resposta:

a) 8x-2=0

8x=2

x=2/8

x=1/4

b) 8x+4= -2x+3

8x+2x=3-4

10x=-1

x=-1/10

c) 5x+4= 24

5x=24-4

5x=20

x=20/4

x=5

d) 2x + 4= 6 +6x

2x-6x=6-4

-4x=2

x=2/-4

x=-1/2

e) x+20 = 30

x=30-20

x=10