Make them both improper fractions.
77/10 - 19/5
Give them common denominators (multiply the second fraction by 2)
77/10 - 38/10
Subtract
39/10 = 3 9/10
5 mph to get that answer you use the speed equation
speed(mph)=distance(in miles)/time(in hours)
2.5
------ = 5 mph
.5
Answer:

Step-by-step explanation:
we have

step 1
Apply the distributive property both terms


step 2
Combine like terms



You can show money as a fraction by taking the amount of cents, and putting it over 100.
Ex. $1.47 = 147 cents
147 cents = 147/100 in fraction form.
Answer:
1 ounce costs 0.25$
Step-by-step explanation:
I have no idea what the question is as there is no question but that's the answer for what I think you wanted to know