13-5z=-17-7z

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Solution for 13-5z=-17-7z equation:


Simplifying
13 + -5z = -17 + -7z

Solving
13 + -5z = -17 + -7z

Solving for variable 'z'.

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

Add '7z' to each side of the equation.
13 + -5z + 7z = -17 + -7z + 7z

Combine like terms: -5z + 7z = 2z
13 + 2z = -17 + -7z + 7z

Combine like terms: -7z + 7z = 0
13 + 2z = -17 + 0
13 + 2z = -17

Add '-13' to each side of the equation.
13 + -13 + 2z = -17 + -13

Combine like terms: 13 + -13 = 0
0 + 2z = -17 + -13
2z = -17 + -13

Combine like terms: -17 + -13 = -30
2z = -30

Divide each side by '2'.
z = -15

Simplifying
z = -15

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