Which of the following expressions is equivalent to 4y + z + y − 8 + 6z 4y + 6z − 8

5y + 7z − 8

4y + 6z + 8

−3y + 7z

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

32a³b² 8ab² simplify the following expression.

How many and of which kind of roots does the equation f(x)=x3−x2−x+1