-5(z-7)-(6z-9)=-12

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Solution for -5(z-7)-(6z-9)=-12 equation:


Simplifying
-5(z + -7) + -1(6z + -9) = -12

Reorder the terms:
-5(-7 + z) + -1(6z + -9) = -12
(-7 * -5 + z * -5) + -1(6z + -9) = -12
(35 + -5z) + -1(6z + -9) = -12

Reorder the terms:
35 + -5z + -1(-9 + 6z) = -12
35 + -5z + (-9 * -1 + 6z * -1) = -12
35 + -5z + (9 + -6z) = -12

Reorder the terms:
35 + 9 + -5z + -6z = -12

Combine like terms: 35 + 9 = 44
44 + -5z + -6z = -12

Combine like terms: -5z + -6z = -11z
44 + -11z = -12

Solving
44 + -11z = -12

Solving for variable 'z'.

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

Add '-44' to each side of the equation.
44 + -44 + -11z = -12 + -44

Combine like terms: 44 + -44 = 0
0 + -11z = -12 + -44
-11z = -12 + -44

Combine like terms: -12 + -44 = -56
-11z = -56

Divide each side by '-11'.
z = 5.090909091

Simplifying
z = 5.090909091

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