9+11z-2=7z+23-4z

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Solution for 9+11z-2=7z+23-4z equation:


Simplifying
9 + 11z + -2 = 7z + 23 + -4z

Reorder the terms:
9 + -2 + 11z = 7z + 23 + -4z

Combine like terms: 9 + -2 = 7
7 + 11z = 7z + 23 + -4z

Reorder the terms:
7 + 11z = 23 + 7z + -4z

Combine like terms: 7z + -4z = 3z
7 + 11z = 23 + 3z

Solving
7 + 11z = 23 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
7 + 11z + -3z = 23 + 3z + -3z

Combine like terms: 11z + -3z = 8z
7 + 8z = 23 + 3z + -3z

Combine like terms: 3z + -3z = 0
7 + 8z = 23 + 0
7 + 8z = 23

Add '-7' to each side of the equation.
7 + -7 + 8z = 23 + -7

Combine like terms: 7 + -7 = 0
0 + 8z = 23 + -7
8z = 23 + -7

Combine like terms: 23 + -7 = 16
8z = 16

Divide each side by '8'.
z = 2

Simplifying
z = 2

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