2z-8+7=11

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Solution for 2z-8+7=11 equation: 


Simplifying
2z + -8 + 7 = 11

Reorder the terms:
-8 + 7 + 2z = 11

Combine like terms: -8 + 7 = -1
-1 + 2z = 11

Solving
-1 + 2z = 11

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 2z = 11 + 1

Combine like terms: -1 + 1 = 0
0 + 2z = 11 + 1
2z = 11 + 1

Combine like terms: 11 + 1 = 12
2z = 12

Divide each side by '2'.
z = 6

Simplifying
z = 6

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