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

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


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

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

Reorder the terms:
-8 + 2z = (1 + z)

Remove parenthesis around (1 + z)
-8 + 2z = 1 + z

Solving
-8 + 2z = 1 + z

Solving for variable 'z'.

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

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

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

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

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

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

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

Divide each side by '1'.
z = 9

Simplifying
z = 9

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