-7=10+7z+z

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Solution for -7=10+7z+z equation:


Simplifying
-7 = 10 + 7z + z

Combine like terms: 7z + z = 8z
-7 = 10 + 8z

Solving
-7 = 10 + 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 + -8z = 10 + 8z + -8z

Combine like terms: 8z + -8z = 0
-7 + -8z = 10 + 0
-7 + -8z = 10

Add '7' to each side of the equation.
-7 + 7 + -8z = 10 + 7

Combine like terms: -7 + 7 = 0
0 + -8z = 10 + 7
-8z = 10 + 7

Combine like terms: 10 + 7 = 17
-8z = 17

Divide each side by '-8'.
z = -2.125

Simplifying
z = -2.125

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