Which table of ordered pairs matches the following function? y=1/2×-1​

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?