Question

7) Resolva as equações de 1 grau:
a) x+ 5 = 12
b) 4x = 28
c) 6x = 3x + 3
d) 2x + 6 = 3x


responde porfavor eu imploro​

Answer 1

a) x+5=12

x=12-5

x=7

b)4x=28

x=28/4

x=7

c)6x=3x+3

6x-3x=3

3x=3

x=3/3

x=1

d)2x+6=3x

6=3x-2x

6=1x

6=x