7x+(-3x=-28

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Solution for 7x+(-3x=-28 equation: 



7x+(-3x=-28

We move all terms to the left:

7x+(-3x-(-28)=0



We calculate terms in parentheses: +(-3x-(-28), so:

-3x-(-28

We add all the numbers together, and all the variables

-3x

Back to the equation:

+(-3x)



We get rid of parentheses

7x-3x=0

We add all the numbers together, and all the variables

4x=0

x=0/4

x=0

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