8z+9=9z+11

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Solution for 8z+9=9z+11 equation:


Simplifying
8z + 9 = 9z + 11

Reorder the terms:
9 + 8z = 9z + 11

Reorder the terms:
9 + 8z = 11 + 9z

Solving
9 + 8z = 11 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
9 + 8z + -9z = 11 + 9z + -9z

Combine like terms: 8z + -9z = -1z
9 + -1z = 11 + 9z + -9z

Combine like terms: 9z + -9z = 0
9 + -1z = 11 + 0
9 + -1z = 11

Add '-9' to each side of the equation.
9 + -9 + -1z = 11 + -9

Combine like terms: 9 + -9 = 0
0 + -1z = 11 + -9
-1z = 11 + -9

Combine like terms: 11 + -9 = 2
-1z = 2

Divide each side by '-1'.
z = -2

Simplifying
z = -2

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