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

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


Simplifying
-3z + -3z = -3z + 7 + 7z

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

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

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

Solving
-6z = 7 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
-6z + -4z = 7 + 4z + -4z

Combine like terms: -6z + -4z = -10z
-10z = 7 + 4z + -4z

Combine like terms: 4z + -4z = 0
-10z = 7 + 0
-10z = 7

Divide each side by '-10'.
z = -0.7

Simplifying
z = -0.7

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