5+7z=10z+20

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Solution for 5+7z=10z+20 equation:


Simplifying
5 + 7z = 10z + 20

Reorder the terms:
5 + 7z = 20 + 10z

Solving
5 + 7z = 20 + 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.
5 + 7z + -10z = 20 + 10z + -10z

Combine like terms: 7z + -10z = -3z
5 + -3z = 20 + 10z + -10z

Combine like terms: 10z + -10z = 0
5 + -3z = 20 + 0
5 + -3z = 20

Add '-5' to each side of the equation.
5 + -5 + -3z = 20 + -5

Combine like terms: 5 + -5 = 0
0 + -3z = 20 + -5
-3z = 20 + -5

Combine like terms: 20 + -5 = 15
-3z = 15

Divide each side by '-3'.
z = -5

Simplifying
z = -5

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