7n-4=31

So what does n represent?

Ericka flipped a coin 50 times and recorded her results. She flipped heads 27 times and tails 23 times. According to the experimental probability, how many times will Ericka be expected to flip tails if she flipped a coin 200 times.

What is the slope of the line through (-2, - 6) and (2,2)

If r is a linear function with a slope that is not equal to zero, which of the following is always true of its inverse function? Its slope is the negative reciprocal of the slope of r. Its slope is the reciprocal of the slope of r.

Kylie opened a bank account. She deposited $76.50 into her account every month for 10 months. She used $30.50 every month to pay for singing lessons. After 10 months, she used 1 over 4 of the total money left in her account to go to a talent camp.

Given the position function, s of t equals t cubed divided by 3 minus 15 times t squared divided by 2 plus 50 times t, between t = 0 and t =

Oscar bought N Ride tickets at the carnival. Esther bought 4 times as many ride tickets as Oscar. which expression represents the total of ride tickets that Oscar and Esther Bought

Solve for x if <1=3*+20 and <3=5x-16

It took 25.5 bottles to fill a cooler and each bottle contained 1.8 liters. How many liters are in the cooler

The sum of two numbers is 32. one number is 3 times as large as the other. what are the numbers?

If 10% equals $50 how much is 25%