2(5-2x)=20-2(z-1)

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Solution for 2(5-2x)=20-2(z-1) equation:


Simplifying
2(5 + -2x) = 20 + -2(z + -1)
(5 * 2 + -2x * 2) = 20 + -2(z + -1)
(10 + -4x) = 20 + -2(z + -1)

Reorder the terms:
10 + -4x = 20 + -2(-1 + z)
10 + -4x = 20 + (-1 * -2 + z * -2)
10 + -4x = 20 + (2 + -2z)

Combine like terms: 20 + 2 = 22
10 + -4x = 22 + -2z

Solving
10 + -4x = 22 + -2z

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -4x = 22 + -10 + -2z

Combine like terms: 10 + -10 = 0
0 + -4x = 22 + -10 + -2z
-4x = 22 + -10 + -2z

Combine like terms: 22 + -10 = 12
-4x = 12 + -2z

Divide each side by '-4'.
x = -3 + 0.5z

Simplifying
x = -3 + 0.5z

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