11z-7z-8=40

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Solution for 11z-7z-8=40 equation:


Simplifying
11z + -7z + -8 = 40

Reorder the terms:
-8 + 11z + -7z = 40

Combine like terms: 11z + -7z = 4z
-8 + 4z = 40

Solving
-8 + 4z = 40

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + 4z = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 4z = 40 + 8
4z = 40 + 8

Combine like terms: 40 + 8 = 48
4z = 48

Divide each side by '4'.
z = 12

Simplifying
z = 12

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