Idon’t think i’m doing these right.

1). 27

2). 7

3). 17

Step-by-step explanation:

(5)(7) − 4/22 = 27

12−25/5 = 7

4+3^4/7-2 = 17

TIP: use a calculator and make sure to use parenthesis where necessary.

OR... for quick answers, use : m ath way!

an altitude of 15,000 feet

step-by-step explanation:

f(x) has value 150 at x= 0

and 0 at x= 3

so d(f(x))/dt = slope = -150/3 = -50