100=10z+80

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Solution for 100=10z+80 equation:


Simplifying
100 = 10z + 80

Reorder the terms:
100 = 80 + 10z

Solving
100 = 80 + 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
100 + -10z = 80 + 10z + -10z

Combine like terms: 10z + -10z = 0
100 + -10z = 80 + 0
100 + -10z = 80

Add '-100' to each side of the equation.
100 + -100 + -10z = 80 + -100

Combine like terms: 100 + -100 = 0
0 + -10z = 80 + -100
-10z = 80 + -100

Combine like terms: 80 + -100 = -20
-10z = -20

Divide each side by '-10'.
z = 2

Simplifying
z = 2

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