In the following equations, find the unknown numbers p, q and r using factorization

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Adeposit of 5500 at 6% for 3 years equals

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