18.5+3.5z=-4.5(7z+9)

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Solution for 18.5+3.5z=-4.5(7z+9) equation: 



18.5+3.5z=-4.5(7z+9)

We move all terms to the left:

18.5+3.5z-(-4.5(7z+9))=0



We calculate terms in parentheses: -(-4.5(7z+9)), so:

-4.5(7z+9)

We multiply parentheses

-31.5z-40.5

Back to the equation:

-(-31.5z-40.5)



We get rid of parentheses

3.5z+31.5z+40.5+18.5=0

We add all the numbers together, and all the variables

35z+59=0

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

35z=-59

z=-59/35

z=-1+24/35

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