6x + 9y = -15 Cx + 3y = -5
What value of C would produce a system that has infinite number of solutions? Justify your answer
Please help me

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary