-7+9z+4-4z=

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


Simplifying
-7 + 9z + 4 + -4z = 0

Reorder the terms:
-7 + 4 + 9z + -4z = 0

Combine like terms: -7 + 4 = -3
-3 + 9z + -4z = 0

Combine like terms: 9z + -4z = 5z
-3 + 5z = 0

Solving
-3 + 5z = 0

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + 5z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 5z = 0 + 3
5z = 0 + 3

Combine like terms: 0 + 3 = 3
5z = 3

Divide each side by '5'.
z = 0.6

Simplifying
z = 0.6

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