45*2=X*2+40x

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Solution for 45*2=X*2+40x equation: 



45*2=X*2+40X

We move all terms to the left:

45*2-(X*2+40X)=0

We add all the numbers together, and all the variables

-(+40X+X*2)+45*2=0

We add all the numbers together, and all the variables

-(+40X+X*2)+90=0

We get rid of parentheses

-40X-X*2+90=0

Wy multiply elements

-40X-2X+90=0

We add all the numbers together, and all the variables

-42X+90=0

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

-42X=-90

X=-90/-42

X=2+1/7

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