9-2(4z-5)+6=

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Solution for 9-2(4z-5)+6= equation:


Simplifying
9 + -2(4z + -5) + 6 = 0

Reorder the terms:
9 + -2(-5 + 4z) + 6 = 0
9 + (-5 * -2 + 4z * -2) + 6 = 0
9 + (10 + -8z) + 6 = 0

Reorder the terms:
9 + 10 + 6 + -8z = 0

Combine like terms: 9 + 10 = 19
19 + 6 + -8z = 0

Combine like terms: 19 + 6 = 25
25 + -8z = 0

Solving
25 + -8z = 0

Solving for variable 'z'.

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

Add '-25' to each side of the equation.
25 + -25 + -8z = 0 + -25

Combine like terms: 25 + -25 = 0
0 + -8z = 0 + -25
-8z = 0 + -25

Combine like terms: 0 + -25 = -25
-8z = -25

Divide each side by '-8'.
z = 3.125

Simplifying
z = 3.125

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