-54=-x*2-3x

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Solution for -54=-x*2-3x equation: 



-54=-x*2-3x

We move all terms to the left:

-54-(-x*2-3x)=0

We add all the numbers together, and all the variables

-(-3x-x*2)-54=0

We get rid of parentheses

3x+x*2-54=0

Wy multiply elements

3x+2x-54=0

We add all the numbers together, and all the variables

5x-54=0

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

5x=54

x=54/5

x=10+4/5

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