-9z+5z=5z-7-4z

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Solution for -9z+5z=5z-7-4z equation:


Simplifying
-9z + 5z = 5z + -7 + -4z

Combine like terms: -9z + 5z = -4z
-4z = 5z + -7 + -4z

Reorder the terms:
-4z = -7 + 5z + -4z

Combine like terms: 5z + -4z = 1z
-4z = -7 + 1z

Solving
-4z = -7 + 1z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-4z + -1z = -7 + 1z + -1z

Combine like terms: -4z + -1z = -5z
-5z = -7 + 1z + -1z

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

Divide each side by '-5'.
z = 1.4

Simplifying
z = 1.4

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