75=7(-3-2x)+4(4+6x)

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Solution for 75=7(-3-2x)+4(4+6x) equation: 



75=7(-3-2x)+4(4+6x)

We move all terms to the left:

75-(7(-3-2x)+4(4+6x))=0

We add all the numbers together, and all the variables

-(7(-2x-3)+4(6x+4))+75=0



We calculate terms in parentheses: -(7(-2x-3)+4(6x+4)), so:

7(-2x-3)+4(6x+4)

We multiply parentheses

-14x+24x-21+16

We add all the numbers together, and all the variables

10x-5

Back to the equation:

-(10x-5)



We get rid of parentheses

-10x+5+75=0

We add all the numbers together, and all the variables

-10x+80=0

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

-10x=-80

x=-80/-10

x=+8

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