Question 509780
YOU DID GREAT!!!  COUPLE OF MISTAKES BUT YOU RECOVERED.
5t/12=4-3t
5t/12*12=4-3t*12
5t=48+36t--------------------shud be -36t
5t+36=48-------------------shud be 5t+36t=48
41t=48
41t/41=48/41
t= 48/41
t=1.17 
B: Prove your solution is correct? 
thank you :)
OK
5*(1.17)/12=4-3*(1.17)
0.4875=4-3.51
0.4875~~~~0.49

Hope this helps---ptaylor