-2z+9=-z+10

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Solution for -2z+9=-z+10 equation:


Simplifying
-2z + 9 = -1z + 10

Reorder the terms:
9 + -2z = -1z + 10

Reorder the terms:
9 + -2z = 10 + -1z

Solving
9 + -2z = 10 + -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 + -2z + z = 10 + -1z + z

Combine like terms: -2z + z = -1z
9 + -1z = 10 + -1z + z

Combine like terms: -1z + z = 0
9 + -1z = 10 + 0
9 + -1z = 10

Add '-9' to each side of the equation.
9 + -9 + -1z = 10 + -9

Combine like terms: 9 + -9 = 0
0 + -1z = 10 + -9
-1z = 10 + -9

Combine like terms: 10 + -9 = 1
-1z = 1

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

Simplifying
z = -1

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