3z-2(z-9)=3+2z

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Solution for 3z-2(z-9)=3+2z equation:


Simplifying
3z + -2(z + -9) = 3 + 2z

Reorder the terms:
3z + -2(-9 + z) = 3 + 2z
3z + (-9 * -2 + z * -2) = 3 + 2z
3z + (18 + -2z) = 3 + 2z

Reorder the terms:
18 + 3z + -2z = 3 + 2z

Combine like terms: 3z + -2z = 1z
18 + 1z = 3 + 2z

Solving
18 + 1z = 3 + 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.
18 + 1z + -2z = 3 + 2z + -2z

Combine like terms: 1z + -2z = -1z
18 + -1z = 3 + 2z + -2z

Combine like terms: 2z + -2z = 0
18 + -1z = 3 + 0
18 + -1z = 3

Add '-18' to each side of the equation.
18 + -18 + -1z = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -1z = 3 + -18
-1z = 3 + -18

Combine like terms: 3 + -18 = -15
-1z = -15

Divide each side by '-1'.
z = 15

Simplifying
z = 15

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