11+9-4=z

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Solution for 11+9-4=z equation:


Simplifying
11 + 9 + -4 = z

Combine like terms: 11 + 9 = 20
20 + -4 = z

Combine like terms: 20 + -4 = 16
16 = z

Solving
16 = z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
16 + -1z = z + -1z

Combine like terms: z + -1z = 0
16 + -1z = 0

Add '-16' to each side of the equation.
16 + -16 + -1z = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -1z = 0 + -16
-1z = 0 + -16

Combine like terms: 0 + -16 = -16
-1z = -16

Divide each side by '-1'.
z = 16

Simplifying
z = 16

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