-3z-z=-3z+7+6z

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Solution for -3z-z=-3z+7+6z equation:


Simplifying
-3z + -1z = -3z + 7 + 6z

Combine like terms: -3z + -1z = -4z
-4z = -3z + 7 + 6z

Reorder the terms:
-4z = 7 + -3z + 6z

Combine like terms: -3z + 6z = 3z
-4z = 7 + 3z

Solving
-4z = 7 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-4z + -3z = 7 + 3z + -3z

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

Combine like terms: 3z + -3z = 0
-7z = 7 + 0
-7z = 7

Divide each side by '-7'.
z = -1

Simplifying
z = -1

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