-15=-8(z-89)+73

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Solution for -15=-8(z-89)+73 equation:


Simplifying
-15 = -8(z + -89) + 73

Reorder the terms:
-15 = -8(-89 + z) + 73
-15 = (-89 * -8 + z * -8) + 73
-15 = (712 + -8z) + 73

Reorder the terms:
-15 = 712 + 73 + -8z

Combine like terms: 712 + 73 = 785
-15 = 785 + -8z

Solving
-15 = 785 + -8z

Solving for variable 'z'.

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

Add '8z' to each side of the equation.
-15 + 8z = 785 + -8z + 8z

Combine like terms: -8z + 8z = 0
-15 + 8z = 785 + 0
-15 + 8z = 785

Add '15' to each side of the equation.
-15 + 15 + 8z = 785 + 15

Combine like terms: -15 + 15 = 0
0 + 8z = 785 + 15
8z = 785 + 15

Combine like terms: 785 + 15 = 800
8z = 800

Divide each side by '8'.
z = 100

Simplifying
z = 100

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