9z+5(8+2)-6(2z-7)=40

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Solution for 9z+5(8+2)-6(2z-7)=40 equation:


Simplifying
9z + 5(8 + 2) + -6(2z + -7) = 40

Combine like terms: 8 + 2 = 10
9z + 5(10) + -6(2z + -7) = 40

Multiply 5 * 10
9z + 50 + -6(2z + -7) = 40

Reorder the terms:
9z + 50 + -6(-7 + 2z) = 40
9z + 50 + (-7 * -6 + 2z * -6) = 40
9z + 50 + (42 + -12z) = 40

Reorder the terms:
50 + 42 + 9z + -12z = 40

Combine like terms: 50 + 42 = 92
92 + 9z + -12z = 40

Combine like terms: 9z + -12z = -3z
92 + -3z = 40

Solving
92 + -3z = 40

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 + -3z = 40 + -92

Combine like terms: 92 + -92 = 0
0 + -3z = 40 + -92
-3z = 40 + -92

Combine like terms: 40 + -92 = -52
-3z = -52

Divide each side by '-3'.
z = 17.33333333

Simplifying
z = 17.33333333

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