The answer is m = -59/42
Step by step explanation is in the image below.
Answer:
Step-by-step explanation:
a= 2
b= 20
c= 54
In the given question, it is given that, the cost of telephone call, s, is $0.75 plus $0.25 times the number of minutes .
And we have to put the given informationin algebraic expression .
For the cost of telephone call, we have to use s and for the number of minutes, we need to use t .
So the required expression is

Answer:
9 2/3*4 1/5*1 1/4=50 3/4 in^3