Question

1) Resolva em R as equações a seguir:

a) 3 + x = 0







b) 23x + 2 = 2







c) 12 – 7 + 4x = 25







d) 5x – 3x = 30







e) 4x + 10 = 45 – 3x



***ajudaaaaa***​

Answer 1

Resposta:

a) 3 + x = 0  

x=0 -3

x= -3

b) 23x + 2 = 2

23x=2-2

x=0

c) 12 – 7 + 4x = 25

4x=25-12+7

4x=20

x=20/4

x=5

d) 5x – 3x = 30

2x=30

x=30/2

x=15

e) 4x + 10 = 45 – 3x

4x+3x=45-10

7x=35

x=35/7

x=5