Solve for z -9z=20+z

Math
-9z=20+z
Move all terms containing z to the left side of the equation.
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Subtract z from both sides of the equation.
-9z-z=20
Subtract z from -9z.
-10z=20
-10z=20
Divide each term by -10 and simplify.
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Divide each term in -10z=20 by -10.
-10z-10=20-10
Cancel the common factor of -10.
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Cancel the common factor.
-10z-10=20-10
Divide z by 1.
z=20-10
z=20-10
Divide 20 by -10.
z=-2
z=-2
Solve for z -9z=20+z

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