Answer:
A=150
Step-by-step explanation:
1/2ab=A
1/2 15x20 = 1/2 300 = 150 = A
Hope this Helps! :)
You do 2x20 which is basically 2x2 (4) add a zero and your answer is 40
It would be 0.81 because she got 81/100 right. Hope this helpz..
r = -3/4p - 18/5
(or you could put 3.6 or 3 3/5 instead of 18/5)
2 - 3/4p = 5/6r + 5
-5 -5
-3 - 3/4p = 5/6r
/(5/6) /(5/6)
-18/5 - 3/4p = r
-3/4p - 18/5 = r
15?im not sure...but I think thats right