Leon orders sheets of metal for an art class he teaches. He needs 12 sheets
for his Tuesday night class and 8 sheets for his Thursday night class. There
is also a $7.95 delivery fee. Select all the expressions that represent the
total cost of Leon's order, if x is the cost of one sheet.
A 12x + 8x
® 12x + 8x + 7.95
© 20x + 7.95
0 12x + 8x - 7.95
© 12x + 8x + 7.95x

/is used for a fraction 1) if x = 2/3 and y = 3/4, what is the value of (x + y) (x/y) expressed as a common fraction? 2) what is the least positive integer greater than 1 that leaves a remainder of 1 when divided by each of 2, 3, 4, 5, 6, 7, 8, and 9? 3) the ponde family's powerjet pumps 420 gallons of water per hour. at this rate, how many gallons of water will it pump in 45 minutes? 4) kim's insurance company pays 80% of the cost of all prescription medication she purchases in a year beyond the first $250 worth of prescriptions. her prescriptions for this year cost a total of $570. how many dollars of this amounts will kim's insurance company pay?

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2

Describe the domain and range of y=2(3)^x-2+5