Melissa did 10 math problems on 3 different days and she did 20 problems on 2 other days. How many problems did she complete in all? Choose the expression that is a correct translation of the problem. -1- (3 x 2) + (10 x 20). -2- (3 x 10) + (2 x 20) -3- (3 x 2) x (10 x 20) -4- (3 + 2) + (10 + 20)

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?