9+z=2+3z

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Solution for 9+z=2+3z equation:


Simplifying
9 + z = 2 + 3z

Solving
9 + z = 2 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
9 + z + -3z = 2 + 3z + -3z

Combine like terms: z + -3z = -2z
9 + -2z = 2 + 3z + -3z

Combine like terms: 3z + -3z = 0
9 + -2z = 2 + 0
9 + -2z = 2

Add '-9' to each side of the equation.
9 + -9 + -2z = 2 + -9

Combine like terms: 9 + -9 = 0
0 + -2z = 2 + -9
-2z = 2 + -9

Combine like terms: 2 + -9 = -7
-2z = -7

Divide each side by '-2'.
z = 3.5

Simplifying
z = 3.5

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