80=10+7z

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Solution for 80=10+7z equation:


Simplifying
80 = 10 + 7z

Solving
80 = 10 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
80 + -7z = 10 + 7z + -7z

Combine like terms: 7z + -7z = 0
80 + -7z = 10 + 0
80 + -7z = 10

Add '-80' to each side of the equation.
80 + -80 + -7z = 10 + -80

Combine like terms: 80 + -80 = 0
0 + -7z = 10 + -80
-7z = 10 + -80

Combine like terms: 10 + -80 = -70
-7z = -70

Divide each side by '-7'.
z = 10

Simplifying
z = 10

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