Answer:
c=5
Step-by-step explanation:
5s + 3c = 50
s+c=12
5(12-c) + 3c=50
60-5c+3c=50
60-2c=50
-2c=-10
c=5
Answer:
3/5 + 1/4 = 17/20
Step-by-step explanation:
In order to calculate LCD of 4/9 and 7/12, you need to calculate LCM of their denominators which is 9 and 12, it would be 36
In short, Your Answer would be 36
Hope this helps!
Answer:
32.63
Step-by-step explanation:
since arizbeth is spending $20.08 to put 8 gallons in her car the first step is to divide 20.08 by 8.Then since you have per gallon you have to figure out what 13 gallons is so you multiply per gallon by 13