Systems of equations with different slopes and different y-intercepts have one solution. plzzz explain a) always b) sometimes c) never

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need