Answer:
Step-by-step explanation:
Bấm máy tính hệ phương trình là ra









x = -1 makes the lengths of segments PQ and PR equal zero.
That is not possible, so the solution x = -1 is discarded.
x = 8
PS = 3x + 3 + 21
PS = 3x + 24
PS = 3(8) + 24
PS = 24 + 24
PS = 48
Should be 270 minutes because 1500 is 250 6 times so you do 45 minutes 6 times which ends up as 270
It looks right to me. you followed all the clues.
Answer:
Chris' initial investment is $5000. The interest rate is 2% quarterly for 4 years.
Step-by-step explanation: