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

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


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

Combine like terms: 5z + -7z = -2z
-2z = 9z + 7 + 4z

Reorder the terms:
-2z = 7 + 9z + 4z

Combine like terms: 9z + 4z = 13z
-2z = 7 + 13z

Solving
-2z = 7 + 13z

Solving for variable 'z'.

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

Add '-13z' to each side of the equation.
-2z + -13z = 7 + 13z + -13z

Combine like terms: -2z + -13z = -15z
-15z = 7 + 13z + -13z

Combine like terms: 13z + -13z = 0
-15z = 7 + 0
-15z = 7

Divide each side by '-15'.
z = -0.4666666667

Simplifying
z = -0.4666666667

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