7(z+8)-(5z-1)=z

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Solution for 7(z+8)-(5z-1)=z equation:


Simplifying
7(z + 8) + -1(5z + -1) = z

Reorder the terms:
7(8 + z) + -1(5z + -1) = z
(8 * 7 + z * 7) + -1(5z + -1) = z
(56 + 7z) + -1(5z + -1) = z

Reorder the terms:
56 + 7z + -1(-1 + 5z) = z
56 + 7z + (-1 * -1 + 5z * -1) = z
56 + 7z + (1 + -5z) = z

Reorder the terms:
56 + 1 + 7z + -5z = z

Combine like terms: 56 + 1 = 57
57 + 7z + -5z = z

Combine like terms: 7z + -5z = 2z
57 + 2z = z

Solving
57 + 2z = z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
57 + 2z + -1z = z + -1z

Combine like terms: 2z + -1z = 1z
57 + 1z = z + -1z

Combine like terms: z + -1z = 0
57 + 1z = 0

Add '-57' to each side of the equation.
57 + -57 + 1z = 0 + -57

Combine like terms: 57 + -57 = 0
0 + 1z = 0 + -57
1z = 0 + -57

Combine like terms: 0 + -57 = -57
1z = -57

Divide each side by '1'.
z = -57

Simplifying
z = -57

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