-15z-2+8z-7=

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Solution for -15z-2+8z-7= equation:


Simplifying
-15z + -2 + 8z + -7 = 0

Reorder the terms:
-2 + -7 + -15z + 8z = 0

Combine like terms: -2 + -7 = -9
-9 + -15z + 8z = 0

Combine like terms: -15z + 8z = -7z
-9 + -7z = 0

Solving
-9 + -7z = 0

Solving for variable 'z'.

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

Add '9' to each side of the equation.
-9 + 9 + -7z = 0 + 9

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

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

Divide each side by '-7'.
z = -1.285714286

Simplifying
z = -1.285714286

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