0.9X+5.1X-7=2(2.5x-3)+x

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Solution for 0.9X+5.1X-7=2(2.5x-3)+x equation: 



0.9X+5.1X-7=2(2.5X-3)+X

We move all terms to the left:

0.9X+5.1X-7-(2(2.5X-3)+X)=0

We add all the numbers together, and all the variables

6X-(2(2.5X-3)+X)-7=0



We calculate terms in parentheses: -(2(2.5X-3)+X), so:

2(2.5X-3)+X

We add all the numbers together, and all the variables

X+2(2.5X-3)

We multiply parentheses

X+4X-6

We add all the numbers together, and all the variables

5X-6

Back to the equation:

-(5X-6)



We get rid of parentheses

6X-5X+6-7=0

We add all the numbers together, and all the variables

X-1=0

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

X=1

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