Please help me with this question. Theres a picture and the multiple choices.

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

The longer leg of a 30-60-90 trangle is 18

There are three grizzly bears in the city zoo. yogi weighs 400.5 pounds, winnie weighs 560.35 pounds, and nyla weighs 628.29 pounds. what is the average weight of the three bears? (hint: what do they weigh all together? ) a. 502.97 pounds c. 604.38 pounds b. 529.71 pounds d. 794.57 pounds