3x(x-5)-(x-1)(2+3x)=30

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Solution for 3x(x-5)-(x-1)(2+3x)=30 equation: 



3x(x-5)-(x-1)(2+3x)=30

We move all terms to the left:

3x(x-5)-(x-1)(2+3x)-(30)=0

We add all the numbers together, and all the variables

3x(x-5)-(x-1)(3x+2)-30=0

We multiply parentheses

3x^2-15x-(x-1)(3x+2)-30=0

We multiply parentheses ..

3x^2-(+3x^2+2x-3x-2)-15x-30=0

We get rid of parentheses

3x^2-3x^2-2x+3x-15x+2-30=0

We add all the numbers together, and all the variables

-14x-28=0

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

-14x=28

x=28/-14

x=-2

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