The area of a black board is 1 1/3 square yards. a poster's area is 8/9 square yards. find the unit rate and explain, in words, what the unit rate means in the context of this problem. is there more than one unit rate that can be calculated? how do you know?

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2