Answer:
20
Step-by-step explanation:
so ezzzzzzzzzzzzzzzzz
Answer:
B: Ella got a higher ratio on this week's test.
Step-by-step explanation:
Lets gather info:
13:15 and 16:20.
So, is
Ok. 13/15 is 0.87.
16/20 is 0.8
So Ella got a higher ratio on this weeks test.
So B.
Hope this helps plz hit the crown :D
Answer:
1.A+B=2y²+3x-x²+3x²-y²=y²+3x+2x²
2.A-B=2y²+3x-x²-3x²+y²=3y²+3x-4x²
3.B+C=3x²-y²+5x²-3xy=8x²-3xy-y²
4.B-C=3x²-y²-5x²+3xy=3xy-2x²-y²
5.A+B+C=2y²+3x-x²+3x²-y²+5x²-3xy
=y²+3x+2x²+5x²-3xy=y²+3x-3xy+7x²
6.A+B-C=y²+3x+2x²-5x²+3xy=y²+3x+3xy-3x²