5-4t=20+t

Subtract t from both sides of the equation.

5-4t-t=20

Subtract t from -4t.

5-5t=20

5-5t=20

Subtract 5 from both sides of the equation.

-5t=20-5

Subtract 5 from 20.

-5t=15

-5t=15

Divide each term in -5t=15 by -5.

-5t-5=15-5

Cancel the common factor of -5.

Cancel the common factor.

-5t-5=15-5

Divide t by 1.

t=15-5

t=15-5

Divide 15 by -5.

t=-3

t=-3

Solve for t 5-4t=20+t