Question

1-Resolva as equações:
a)7X-1=13
b)6X=2X+28​

Answer 1

A) 7x-1=13
7x=13+1
7x=14
x= 14/7
x= 2

B) 6x=2x+28
6x-2x=28
4x=28
x=28/4
x= 7

Answer 2

a)7x-1=13

7x=13+1

7x=14

x=14\7

x=2

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b)6x=2x+28

6x-2x=28

4x=28

x=28\4

x=7