7+6z=8z-18

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Solution for 7+6z=8z-18 equation:


Simplifying
7 + 6z = 8z + -18

Reorder the terms:
7 + 6z = -18 + 8z

Solving
7 + 6z = -18 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
7 + 6z + -8z = -18 + 8z + -8z

Combine like terms: 6z + -8z = -2z
7 + -2z = -18 + 8z + -8z

Combine like terms: 8z + -8z = 0
7 + -2z = -18 + 0
7 + -2z = -18

Add '-7' to each side of the equation.
7 + -7 + -2z = -18 + -7

Combine like terms: 7 + -7 = 0
0 + -2z = -18 + -7
-2z = -18 + -7

Combine like terms: -18 + -7 = -25
-2z = -25

Divide each side by '-2'.
z = 12.5

Simplifying
z = 12.5

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