Which polynomials are listed with their correct additive inverse? Check all that apply. X2 3x – 2; –x2 – 3x 2 –y7 – 10; –y7 10 6z5 6z5 – 6z4; (–6z5) (–6z5) 6z4 x – 1; 1 – x (–5x2) (–2x) (–10); 5x2 – 2x 10.

Mount saint helen the great lakes and death valley are physical features of the earth which scientific term describes these features

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

How many liters of 60% alcohol solution should be added to 40 liters of a 20% alcohol solution to make a 50% solution?