5z+2+2z-10=90

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Solution for 5z+2+2z-10=90 equation:


Simplifying
5z + 2 + 2z + -10 = 90

Reorder the terms:
2 + -10 + 5z + 2z = 90

Combine like terms: 2 + -10 = -8
-8 + 5z + 2z = 90

Combine like terms: 5z + 2z = 7z
-8 + 7z = 90

Solving
-8 + 7z = 90

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + 7z = 90 + 8

Combine like terms: -8 + 8 = 0
0 + 7z = 90 + 8
7z = 90 + 8

Combine like terms: 90 + 8 = 98
7z = 98

Divide each side by '7'.
z = 14

Simplifying
z = 14

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