8=7+2z+9

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Solution for 8=7+2z+9 equation:


Simplifying
8 = 7 + 2z + 9

Reorder the terms:
8 = 7 + 9 + 2z

Combine like terms: 7 + 9 = 16
8 = 16 + 2z

Solving
8 = 16 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
8 + -2z = 16 + 2z + -2z

Combine like terms: 2z + -2z = 0
8 + -2z = 16 + 0
8 + -2z = 16

Add '-8' to each side of the equation.
8 + -8 + -2z = 16 + -8

Combine like terms: 8 + -8 = 0
0 + -2z = 16 + -8
-2z = 16 + -8

Combine like terms: 16 + -8 = 8
-2z = 8

Divide each side by '-2'.
z = -4

Simplifying
z = -4

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