5z-13=7

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Solution for 5z-13=7 equation: 


Simplifying
5z + -13 = 7

Reorder the terms:
-13 + 5z = 7

Solving
-13 + 5z = 7

Solving for variable 'z'.

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

Add '13' to each side of the equation.
-13 + 13 + 5z = 7 + 13

Combine like terms: -13 + 13 = 0
0 + 5z = 7 + 13
5z = 7 + 13

Combine like terms: 7 + 13 = 20
5z = 20

Divide each side by '5'.
z = 4

Simplifying
z = 4

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