0.8(5x+15)=-0.4-x

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Solution for 0.8(5x+15)=-0.4-x equation: 



0.8(5x+15)=-0.4-x

We move all terms to the left:

0.8(5x+15)-(-0.4-x)=0

We add all the numbers together, and all the variables

0.8(5x+15)-(-1x-0.4)=0

We multiply parentheses

4x-(-1x-0.4)+12=0

We get rid of parentheses

4x+1x+0.4+12=0

We add all the numbers together, and all the variables

5x+12.4=0

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

5x=-12.4

x=-12.4/5

x=-2+2.4/5

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