Solve the system by graphing

-2x=2y-4

2x-y=-5

Jennifer spent $25 on a magazine and some erasers. If the magazine cost $5 and each eraser cost 4, then how many erasers did she buy?

What unit of measurement would you use to find the length of a computer cable

You buy clothing at a sale. You buy sneakers at 2/3 of their original price of $60, a sweater at 7/10 of it original price of $35, and a jacket at 5/6 of its original price of $45. a. How much money did you spend? b. How much money did you save? c.

What is 5 miles converted to kilometers?

What is the probability that two given cards in a deck will be next to each other?

3.14 times 8 to the power of 3 divide by 4/3

The equation x + y = z relates the whole numbers x, y, and z. How does z compare to x? Y is z less than x. Y is z more than x. X is y less than z. X is y more than z.

Starting at age 50, a woman puts $1700 at the end of each quarter into a retirement account that pays 7% interest compounded quarterly.

The mean and the standard deviation of the sampled population are 225.8and 17.8 respectively. What is the mean and standard deviation of the sample mean when n = 25?

Rachel rounded 16,473 to the nearest hundreds Danci rounds her answer to the nearest thousands what's the final number