3.9(x+5.7)=8.1+7.8x

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Solution for 3.9(x+5.7)=8.1+7.8x equation: 



3.9(x+5.7)=8.1+7.8x

We move all terms to the left:

3.9(x+5.7)-(8.1+7.8x)=0

We add all the numbers together, and all the variables

3.9(x+5.7)-(7.8x+8.1)=0

We multiply parentheses

3.9x-(7.8x+8.1)+22.23=0

We get rid of parentheses

3.9x-7.8x-8.1+22.23=0

We add all the numbers together, and all the variables

-3.9x+14.13=0

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

-3.9x=-14.13

x=-14.13/-3.9

x=3+2.43/3.9

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