9-2x=-1

Subtract 9 from both sides of the equation.

-2x=-1-9

Subtract 9 from -1.

-2x=-10

-2x=-10

Divide each term in -2x=-10 by -2.

-2x-2=-10-2

Cancel the common factor of -2.

Cancel the common factor.

-2x-2=-10-2

Divide x by 1.

x=-10-2

x=-10-2

Divide -10 by -2.

x=5

x=5

Solve for x 9-2x=-1