Five hundred students were asked what color they prefer for the new school colors. here are the results: 7% yellow, 30% black, 36%blue, 15% orange, 12% red. how many students prefer black or red? a) 60 b) 250 c) 180 d) 210

Factor this polynomial completely x^2-64

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11