The Times of sarah's first swim lengths are 27 seconds, 35 seconds, and 31 seconds. in how many seconds must length four be completed so the mean is 30 seconds

Convert 63 degrees C to degrees F.

How can x2 = x2 + 2x + 9 be set up as a system of equations?

carol leaves her house at 4:30p. m. and drives for 1 hour to the grocery store. she shops for 20 minutes and then drives for 1 hour to get home. at what time does she get home

What is the discrimination of 3x^2+6x=2

Ella has 50 Stacks of ten pennies in each Stacks. Describe how to find how many pennies Ella has in all.

Solve for x. 34+x=12 Enter your simplified answer in the box.

An expression is shown below: 3pf^2 - 21p^2f + 6pf - 42p^2 Part A: Rewrite the expression so the GCF is factored completely. Part B: Rewrite the expression completely factored. Show the steps of your work.

Identify the variable expression that is not a polynomial. A. Y+1 B. C. x^12 D. 23

6. Molly uses 192 beads to make a bracelet and a necklace. It takes 5 times as many beads to make a necklace than it does to make a bracelet. How many beads are used to make the necklace?

Jason buys sports equipment worth $80.00 and pays 5% sales tax. What is the total amount Jason pays including sales tax, for sports equipment?