Respuesta :

 15 - 4t = 3
-15        -15
-4t = -12
-4t/-4 = -12/-4
t = 3
First you have to in your case you have to subtract 15 from 3. Then you have 12. So right now you have 12=4t. So now you have to divide 12 and 4 so that will be 3. That is your answer to your question.