8z-7z=3z-4+7z

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Solution for 8z-7z=3z-4+7z equation:


Simplifying
8z + -7z = 3z + -4 + 7z

Combine like terms: 8z + -7z = 1z
1z = 3z + -4 + 7z

Reorder the terms:
1z = -4 + 3z + 7z

Combine like terms: 3z + 7z = 10z
1z = -4 + 10z

Solving
1z = -4 + 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.
1z + -10z = -4 + 10z + -10z

Combine like terms: 1z + -10z = -9z
-9z = -4 + 10z + -10z

Combine like terms: 10z + -10z = 0
-9z = -4 + 0
-9z = -4

Divide each side by '-9'.
z = 0.4444444444

Simplifying
z = 0.4444444444

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