13z-12(z-7)+8=107

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Solution for 13z-12(z-7)+8=107 equation:


Simplifying
13z + -12(z + -7) + 8 = 107

Reorder the terms:
13z + -12(-7 + z) + 8 = 107
13z + (-7 * -12 + z * -12) + 8 = 107
13z + (84 + -12z) + 8 = 107

Reorder the terms:
84 + 8 + 13z + -12z = 107

Combine like terms: 84 + 8 = 92
92 + 13z + -12z = 107

Combine like terms: 13z + -12z = 1z
92 + 1z = 107

Solving
92 + 1z = 107

Solving for variable 'z'.

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

Add '-92' to each side of the equation.
92 + -92 + 1z = 107 + -92

Combine like terms: 92 + -92 = 0
0 + 1z = 107 + -92
1z = 107 + -92

Combine like terms: 107 + -92 = 15
1z = 15

Divide each side by '1'.
z = 15

Simplifying
z = 15

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