11z+-13z+9=-13

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Solution for 11z+-13z+9=-13 equation:


Simplifying
11z + -13z + 9 = -13

Reorder the terms:
9 + 11z + -13z = -13

Combine like terms: 11z + -13z = -2z
9 + -2z = -13

Solving
9 + -2z = -13

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 + -2z = -13 + -9

Combine like terms: 9 + -9 = 0
0 + -2z = -13 + -9
-2z = -13 + -9

Combine like terms: -13 + -9 = -22
-2z = -22

Divide each side by '-2'.
z = 11

Simplifying
z = 11

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