-7+4=8z+7z

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Solution for -7+4=8z+7z equation:


Simplifying
-7 + 4 = 8z + 7z

Combine like terms: -7 + 4 = -3
-3 = 8z + 7z

Combine like terms: 8z + 7z = 15z
-3 = 15z

Solving
-3 = 15z

Solving for variable 'z'.

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

Add '-15z' to each side of the equation.
-3 + -15z = 15z + -15z

Combine like terms: 15z + -15z = 0
-3 + -15z = 0

Add '3' to each side of the equation.
-3 + 3 + -15z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -15z = 0 + 3
-15z = 0 + 3

Combine like terms: 0 + 3 = 3
-15z = 3

Divide each side by '-15'.
z = -0.2

Simplifying
z = -0.2

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