$1235-$800=$435 thus the I which is the simple interest
:I=PRT all over 100
435=800(R) (5)all over 100
43500=4000R
:R=10.88%
I would substitute y = x^2
4y^2 -21y+20=0
Answer:
I'll edit the answer, but what are the equations?
Answer:
5h-2
Step-by-step explanation:
It is the correct answer
Paid same amount is important.
5 hours each one, and 4 babysitters
5*4 is 20
And if there's 170 dollars she paid in total, then each babysitter earned 170/20 per hour, which is 8.5 dollars per hour