3z+9=1-z

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Solution for 3z+9=1-z equation:


Simplifying
3z + 9 = 1 + -1z

Reorder the terms:
9 + 3z = 1 + -1z

Solving
9 + 3z = 1 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
9 + 3z + z = 1 + -1z + z

Combine like terms: 3z + z = 4z
9 + 4z = 1 + -1z + z

Combine like terms: -1z + z = 0
9 + 4z = 1 + 0
9 + 4z = 1

Add '-9' to each side of the equation.
9 + -9 + 4z = 1 + -9

Combine like terms: 9 + -9 = 0
0 + 4z = 1 + -9
4z = 1 + -9

Combine like terms: 1 + -9 = -8
4z = -8

Divide each side by '4'.
z = -2

Simplifying
z = -2

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