I dont understand the question Simplify 5n+13-8n-9

What is the exponential form of log7 8 = x?

Tate has 5 more than twice as many pennies as Mia. If Mia has x pennies, how many does Tate have

Consider the following sets. U = {ordered pairs on a coordinate plane} A = {ordered pair solutions to y = x} B = {ordered pair solutions to y = 2x} Which ordered pair satisfies A ∩ B?

Abc bookstore sells new books, n, for $12, used books, u, for $8, and magazines, m, for $5 each. The store earned $340 revenue last month. The store sold 5 more used books than new books, and twice as many magazines as new books.

614 times 4.0 must show work

The cost of performance tickets and beverages for a family of four can be modeled using the equation 4x + 12 = 48, where x represents the cost of a ticket. How much is one ticket? $3.00

49.005 -7.157 show how you would work it out. Having trouble trying to explain it to my daughter with this common core math.

Round the number 2,787 to the nearest hundred

During a bike challenge writers have to collect various colored ribbons each 1/2 mile they collect the rent with each 1/8 mile they click the green ribbon and each 1/4 mile they collect the blue ribbon which colors of ribbon will be collected at the

If you are one of the first 100 people to join a new health club, you are charged a joining fee of $49. Otherwise, you are charged a joining fee of $149. The monthly membership cost is $38.75. a.