7(3x-0.4)=3x-2.8

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Solution for 7(3x-0.4)=3x-2.8 equation: 



7(3x-0.4)=3x-2.8

We move all terms to the left:

7(3x-0.4)-(3x-2.8)=0

We multiply parentheses

21x-(3x-2.8)-2.8=0

We get rid of parentheses

21x-3x+2.8-2.8=0

We add all the numbers together, and all the variables

18x=0

x=0/18

x=0

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