2(4z-1)-4(z-5)=

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Solution for 2(4z-1)-4(z-5)= equation:


Simplifying
2(4z + -1) + -4(z + -5) = 0

Reorder the terms:
2(-1 + 4z) + -4(z + -5) = 0
(-1 * 2 + 4z * 2) + -4(z + -5) = 0
(-2 + 8z) + -4(z + -5) = 0

Reorder the terms:
-2 + 8z + -4(-5 + z) = 0
-2 + 8z + (-5 * -4 + z * -4) = 0
-2 + 8z + (20 + -4z) = 0

Reorder the terms:
-2 + 20 + 8z + -4z = 0

Combine like terms: -2 + 20 = 18
18 + 8z + -4z = 0

Combine like terms: 8z + -4z = 4z
18 + 4z = 0

Solving
18 + 4z = 0

Solving for variable 'z'.

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

Add '-18' to each side of the equation.
18 + -18 + 4z = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 4z = 0 + -18
4z = 0 + -18

Combine like terms: 0 + -18 = -18
4z = -18

Divide each side by '4'.
z = -4.5

Simplifying
z = -4.5

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