25-8z=-4(5z-9)

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Solution for 25-8z=-4(5z-9) equation:


Simplifying
25 + -8z = -4(5z + -9)

Reorder the terms:
25 + -8z = -4(-9 + 5z)
25 + -8z = (-9 * -4 + 5z * -4)
25 + -8z = (36 + -20z)

Solving
25 + -8z = 36 + -20z

Solving for variable 'z'.

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

Add '20z' to each side of the equation.
25 + -8z + 20z = 36 + -20z + 20z

Combine like terms: -8z + 20z = 12z
25 + 12z = 36 + -20z + 20z

Combine like terms: -20z + 20z = 0
25 + 12z = 36 + 0
25 + 12z = 36

Add '-25' to each side of the equation.
25 + -25 + 12z = 36 + -25

Combine like terms: 25 + -25 = 0
0 + 12z = 36 + -25
12z = 36 + -25

Combine like terms: 36 + -25 = 11
12z = 11

Divide each side by '12'.
z = 0.9166666667

Simplifying
z = 0.9166666667

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