Which ordered pair as a solution to the system of linear equations 2x+3y=6 -3x+5y=10 a(0,2) b(2,0) c(3,2) d(2,3)

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Find the domain of the following expression: 1/(√x)-2

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.