The sum of two polynomials is –yz2 – 3z2 – 4y + 4. If one of the polynomials is y – 4yz2 – 3, what is the other polynomial? A) –2yz2 – 4y + 7
B)–2yz2 – 3y + 1
C)–5yz2 + 3z2 – 3y + 1
D)3yz2 – 3z2 – 5y + 7

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?