166.4=-13(7x+4)

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Solution for 166.4=-13(7x+4) equation: 



166.4=-13(7x+4)

We move all terms to the left:

166.4-(-13(7x+4))=0



We calculate terms in parentheses: -(-13(7x+4)), so:

-13(7x+4)

We multiply parentheses

-91x-52

Back to the equation:

-(-91x-52)



We get rid of parentheses

91x+52+166.4=0

We add all the numbers together, and all the variables

91x+218.4=0

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

91x=-218.4

x=-218.4/91

x=-2+26/65

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