2x+(-4)+7=x+(-4)+9

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Solution for 2x+(-4)+7=x+(-4)+9 equation: 



2x+(-4)+7=x+(-4)+9

We move all terms to the left:

2x+(-4)+7-(x+(-4)+9)=0

We add all the numbers together, and all the variables

2x-(x+(-4)+9)+3=0



We calculate terms in parentheses: -(x+(-4)+9), so:

x+(-4)+9

determiningTheFunctionDomain
x+9+(-4)

We add all the numbers together, and all the variables

x+5

Back to the equation:

-(x+5)



We get rid of parentheses

2x-x-5+3=0

We add all the numbers together, and all the variables

x-2=0

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

x=2

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