15z-7=14z+13

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Solution for 15z-7=14z+13 equation:


Simplifying
15z + -7 = 14z + 13

Reorder the terms:
-7 + 15z = 14z + 13

Reorder the terms:
-7 + 15z = 13 + 14z

Solving
-7 + 15z = 13 + 14z

Solving for variable 'z'.

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

Add '-14z' to each side of the equation.
-7 + 15z + -14z = 13 + 14z + -14z

Combine like terms: 15z + -14z = 1z
-7 + 1z = 13 + 14z + -14z

Combine like terms: 14z + -14z = 0
-7 + 1z = 13 + 0
-7 + 1z = 13

Add '7' to each side of the equation.
-7 + 7 + 1z = 13 + 7

Combine like terms: -7 + 7 = 0
0 + 1z = 13 + 7
1z = 13 + 7

Combine like terms: 13 + 7 = 20
1z = 20

Divide each side by '1'.
z = 20

Simplifying
z = 20

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