24, since 54-30 is 24, and 30+24 is 54.
The equation for a. is 80=5.50x+45
B is 6 including him
17. 2/3
18. 1 1/9
20.9 1/11
21. 2 909/100 (closest i could get)
Hope I helped and hope you had a good day!
To subtract fractions, find the LCD and then combine.
Exact form:
22/3
