8(z+5)=9z-2

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


Simplifying
8(z + 5) = 9z + -2

Reorder the terms:
8(5 + z) = 9z + -2
(5 * 8 + z * 8) = 9z + -2
(40 + 8z) = 9z + -2

Reorder the terms:
40 + 8z = -2 + 9z

Solving
40 + 8z = -2 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
40 + 8z + -9z = -2 + 9z + -9z

Combine like terms: 8z + -9z = -1z
40 + -1z = -2 + 9z + -9z

Combine like terms: 9z + -9z = 0
40 + -1z = -2 + 0
40 + -1z = -2

Add '-40' to each side of the equation.
40 + -40 + -1z = -2 + -40

Combine like terms: 40 + -40 = 0
0 + -1z = -2 + -40
-1z = -2 + -40

Combine like terms: -2 + -40 = -42
-1z = -42

Divide each side by '-1'.
z = 42

Simplifying
z = 42

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