4z+2z=5z-7

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Solution for 4z+2z=5z-7 equation:


Simplifying
4z + 2z = 5z + -7

Combine like terms: 4z + 2z = 6z
6z = 5z + -7

Reorder the terms:
6z = -7 + 5z

Solving
6z = -7 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
6z + -5z = -7 + 5z + -5z

Combine like terms: 6z + -5z = 1z
1z = -7 + 5z + -5z

Combine like terms: 5z + -5z = 0
1z = -7 + 0
1z = -7

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

Simplifying
z = -7

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