2(z-2)=4(z+8)-18

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Solution for 2(z-2)=4(z+8)-18 equation:


Simplifying
2(z + -2) = 4(z + 8) + -18

Reorder the terms:
2(-2 + z) = 4(z + 8) + -18
(-2 * 2 + z * 2) = 4(z + 8) + -18
(-4 + 2z) = 4(z + 8) + -18

Reorder the terms:
-4 + 2z = 4(8 + z) + -18
-4 + 2z = (8 * 4 + z * 4) + -18
-4 + 2z = (32 + 4z) + -18

Reorder the terms:
-4 + 2z = 32 + -18 + 4z

Combine like terms: 32 + -18 = 14
-4 + 2z = 14 + 4z

Solving
-4 + 2z = 14 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
-4 + 2z + -4z = 14 + 4z + -4z

Combine like terms: 2z + -4z = -2z
-4 + -2z = 14 + 4z + -4z

Combine like terms: 4z + -4z = 0
-4 + -2z = 14 + 0
-4 + -2z = 14

Add '4' to each side of the equation.
-4 + 4 + -2z = 14 + 4

Combine like terms: -4 + 4 = 0
0 + -2z = 14 + 4
-2z = 14 + 4

Combine like terms: 14 + 4 = 18
-2z = 18

Divide each side by '-2'.
z = -9

Simplifying
z = -9

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