Solve: 6-t/2t+9 = - 2

6-t/2t+9 = - 2

multiply both sides by 2t+9

which will give you

6-t = - 2 (2t+9)

6-t = - 4t + 18

now add 4t to both sides

6 - t + 4t = - 4t - 18 + 4t

6 + 3t = - 18

6-6 + 3t = - 18 - 6

3t = - 24

t = - 24/3

t = - 8 (negative 8)