7.9x-0.4=1.5(3x+1)-0.4

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Solution for 7.9x-0.4=1.5(3x+1)-0.4 equation: 



7.9x-0.4=1.5(3x+1)-0.4

We move all terms to the left:

7.9x-0.4-(1.5(3x+1)-0.4)=0



We calculate terms in parentheses: -(1.5(3x+1)-0.4), so:

1.5(3x+1)-0.4

We multiply parentheses

4.5x+1.5-0.4

We add all the numbers together, and all the variables

4.5x+1.1

Back to the equation:

-(4.5x+1.1)



We get rid of parentheses

7.9x-4.5x-1.1-0.4=0

We add all the numbers together, and all the variables

3.4x-1.5=0

We move all terms containing x to the left, all other terms to the right

3.4x=1.5

x=1.5/3.4

x=1/2.2666666666667

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