3z+5+7z-5=90

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Solution for 3z+5+7z-5=90 equation: 


Simplifying
3z + 5 + 7z + -5 = 90

Reorder the terms:
5 + -5 + 3z + 7z = 90

Combine like terms: 5 + -5 = 0
0 + 3z + 7z = 90
3z + 7z = 90

Combine like terms: 3z + 7z = 10z
10z = 90

Solving
10z = 90

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Divide each side by '10'.
z = 9

Simplifying
z = 9

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