If 15 pizza costs $195, how much will it cost for 150 pizza

What is the solution of log2  (3x  -  7)  =  3? 4 5

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

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12