12x2 + 9x2 =

How do you solve this problem?

Find the sum?

12% of 27 is what number?

James is four times as old as judy. in two years, james will be twice as old as judy later on. how old is james and judy now

A bookstore bought a case of 10 books for a wholesale price of $74. The bookstore will sell the books at a 20% markup. How much will they sell each book for? $5.92 $7.38 $7.42 $8.88

Solve the equation 3x + 6y = 18 for x

Solve 40 = 20 + 2 (x-3)

In the equation x=8y, what is the unit rate?

Algebra 1 what is the solution to the system? 7x+5y=19 -7-2y=-16 A: (2,1) B: (1,2) C: (7,5) D: (-7,-2)

6x (-3) I don't understand I need answer

A plant has a height of 8 1/4 inches what is the height of the plant after it grows 1 7/8 inches?

Edin has £300 in his savings account. His bank offers him a fixed 5% simple interest rate per annum, for a period of 3 years. How much interest will he have earnt after 3 years?