Answer:C 5a^2 +70a +240
Step-by-step explanation:
Answer:
One number is 15 and 3 less than that is 12 so that is your other number
I turn the mixed numbers into decimals before doing anything else.
11 2/5----> 57/5----> 11.4
4 2/7----> 30/7----> 4.29
2 1/7----> 15/7----> 2.14
11.4=q-4.29+2.14
11.4=q-2.15
13.55= q
13.55 converted to a fraction is 13 11⁄20
q=13 11⁄20
Answer:
18
Step-by-step explanation:
this is the surface area but what is the question
