Anyone i need more than ever this is my ls day of school
select all operations under which the polynomials 4x + 5 and 2x - 3 are not closed.
a. subtraction
b. multiplication
c. division
d. addition

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?