7x-2(-4x+9)=2+5(4x+8)

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Solution for 7x-2(-4x+9)=2+5(4x+8) equation: 



7x-2(-4x+9)=2+5(4x+8)

We move all terms to the left:

7x-2(-4x+9)-(2+5(4x+8))=0

We multiply parentheses

7x+8x-(2+5(4x+8))-18=0



We calculate terms in parentheses: -(2+5(4x+8)), so:

2+5(4x+8)

determiningTheFunctionDomain
5(4x+8)+2

We multiply parentheses

20x+40+2

We add all the numbers together, and all the variables

20x+42

Back to the equation:

-(20x+42)



We add all the numbers together, and all the variables

15x-(20x+42)-18=0

We get rid of parentheses

15x-20x-42-18=0

We add all the numbers together, and all the variables

-5x-60=0

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

-5x=60

x=60/-5

x=-12

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