4*x+9=x*2-1

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Solution for 4*x+9=x*2-1 equation: 



4x+9=x*2-1

We move all terms to the left:

4x+9-(x*2-1)=0

We get rid of parentheses

4x-x*2+1+9=0

We add all the numbers together, and all the variables

4x-x*2+10=0

Wy multiply elements

4x-2x+10=0

We add all the numbers together, and all the variables

2x+10=0

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

2x=-10

x=-10/2

x=-5

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