.25(8z-4)=a+8-2z

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Solution for .25(8z-4)=a+8-2z equation:


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

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

Reorder the terms:
-1 + 2z = 8 + a + -2z

Solving
-1 + 2z = 8 + a + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
-1 + 2z + 2z = 8 + a + -2z + 2z

Combine like terms: 2z + 2z = 4z
-1 + 4z = 8 + a + -2z + 2z

Combine like terms: -2z + 2z = 0
-1 + 4z = 8 + a + 0
-1 + 4z = 8 + a

Add '1' to each side of the equation.
-1 + 1 + 4z = 8 + 1 + a

Combine like terms: -1 + 1 = 0
0 + 4z = 8 + 1 + a
4z = 8 + 1 + a

Combine like terms: 8 + 1 = 9
4z = 9 + a

Divide each side by '4'.
z = 2.25 + 0.25a

Simplifying
z = 2.25 + 0.25a

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