Answer:
Step-by-step explanation:
(1+(x-7)(x+2))/((x-7)(x+2))
(x^2-5x-13)/(x^2-5x-14)
False, because the 513 is the population mean, which is a parameter, not a statistic.
Answer:
120
Step-by-step explanation:
The area of a rectangle is its width multiplied by its length, which in this case is 12*10=120.
Answer:
Step-by-step explanation:
250 + 5c = 400 + 3c
2c + 250 = 400
2c = 150
c = $75 cost per hour
Attached are two different strategies you could use to find this answer. One of the strategies sets this up as an equation you need to solve, and the other one sets it up as a proportion.
He spent a total of 50 minutes on homework.