If x=1 is a common root of equation ax2+ax+3=0 and x2+x+b=0
then ab=
6 or 3 or - 3 or 7/2

How can you decide witch operations to use to slice a two step equation

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.