Ann made $143 for 11 hours of work. At the same rate, how many hours of work would she have to work to make $243

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

Write the equation in general quadratic form: plz !

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30