0.25(8z-4)=2+8-22

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Solution for 0.25(8z-4)=2+8-22 equation:


Simplifying
0.25(8z + -4) = 2 + 8 + -22

Reorder the terms:
0.25(-4 + 8z) = 2 + 8 + -22
(-4 * 0.25 + 8z * 0.25) = 2 + 8 + -22
(-1 + 2z) = 2 + 8 + -22

Combine like terms: 2 + 8 = 10
-1 + 2z = 10 + -22

Combine like terms: 10 + -22 = -12
-1 + 2z = -12

Solving
-1 + 2z = -12

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 2z = -12 + 1

Combine like terms: -1 + 1 = 0
0 + 2z = -12 + 1
2z = -12 + 1

Combine like terms: -12 + 1 = -11
2z = -11

Divide each side by '2'.
z = -5.5

Simplifying
z = -5.5

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