13x+4x=18-7(2-x)

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Solution for 13x+4x=18-7(2-x) equation: 



13x+4x=18-7(2-x)

We move all terms to the left:

13x+4x-(18-7(2-x))=0

We add all the numbers together, and all the variables

13x+4x-(18-7(-1x+2))=0

We add all the numbers together, and all the variables

17x-(18-7(-1x+2))=0



We calculate terms in parentheses: -(18-7(-1x+2)), so:

18-7(-1x+2)

determiningTheFunctionDomain
-7(-1x+2)+18

We multiply parentheses

7x-14+18

We add all the numbers together, and all the variables

7x+4

Back to the equation:

-(7x+4)



We get rid of parentheses

17x-7x-4=0

We add all the numbers together, and all the variables

10x-4=0

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

10x=4

x=4/10

x=2/5

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