-5+9z+2-7z=

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Solution for -5+9z+2-7z= equation:


Simplifying
-5 + 9z + 2 + -7z = 0

Reorder the terms:
-5 + 2 + 9z + -7z = 0

Combine like terms: -5 + 2 = -3
-3 + 9z + -7z = 0

Combine like terms: 9z + -7z = 2z
-3 + 2z = 0

Solving
-3 + 2z = 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 + 2z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 2z = 0 + 3
2z = 0 + 3

Combine like terms: 0 + 3 = 3
2z = 3

Divide each side by '2'.
z = 1.5

Simplifying
z = 1.5

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