How do I evaluate a+b for a = 47 and b=31

What is the coefficient of the last term in the binomial expansion of (x + 1) 9? 0 1 9 10

A container holds 24 pints of lemonade. How much is this in gallons? 1 -

Find the sum or difference (5b-9) - 3 (8-2b)

If e = mc square what does mc square =

Is 1.485 rational irrational

How do you graph (y=-1/2x-1) (y=-3x+4)

A motorboat travels 448 kilometers in 8 hours going upstream and 516 kilometers in 6 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?

Jack made 50% more smoothies than yesterday. If he made 30 smoothie today how many did he make yesterday?

Mr. Ramirez has enough money to fence one of his rose gardens, how many feet of fencing will he need if both gardens have the same perimeter

David saves $175 each month for the first 5 months. Then he saves $225 each month for the next 5 months. What is the average amount that David saves each month