When doing inequalities, when would I know when to switch the sign/symbol (by symbols I mean; )

Amanda exercised for 10 minutes every day in the first week, 20 minutes in the second week, 30 minutes in the third week, and 40 minutes in the fourth week.

In the computer lab, there are 14 Apple computers and 16 PC computers. Approximately what percent of the computers are PC?

19 (-5g-15) + 16g distributive property

Which expression is equal to (f o g) (x) ? f (x) = x^2 + 3; g (x) = 6x A. 6x^2 + 3 B. 6x^3 + 18x C. 36x^2 + 3 D. 36x ^2 + 18

If f (x) = - x+12 find f (2) & give the ordered pair

What is the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 round to the nearest square meters

There are 8 rulers in the drawer Sara took 3 rulers from the drawer how many rulers are now in the drawer

What is the value of "c" in the quadratic equation 3x 2 + 5x + 7 = 0?

What is the estimated sum? round each number to the nearest hundred before adding. 521,370 26,839

You are planning a 420 mile trip. You will drive at a rate of 60 mph. After 2 hours of driving you stop for 15 minutes. After two more hours, you will stop for 30 minutes to eat. Two hours later, you will stop for 15 minutes again.