8z-19=-15+7z

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Solution for 8z-19=-15+7z equation:


Simplifying
8z + -19 = -15 + 7z

Reorder the terms:
-19 + 8z = -15 + 7z

Solving
-19 + 8z = -15 + 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.
-19 + 8z + -7z = -15 + 7z + -7z

Combine like terms: 8z + -7z = 1z
-19 + 1z = -15 + 7z + -7z

Combine like terms: 7z + -7z = 0
-19 + 1z = -15 + 0
-19 + 1z = -15

Add '19' to each side of the equation.
-19 + 19 + 1z = -15 + 19

Combine like terms: -19 + 19 = 0
0 + 1z = -15 + 19
1z = -15 + 19

Combine like terms: -15 + 19 = 4
1z = 4

Divide each side by '1'.
z = 4

Simplifying
z = 4

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