Vanessa got 7 hours of sleep and her brother got 9 hours of sleep. How much longer did her brother sleep than her? Give your answer in simplest form. hours​

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

(03.03 mc) choose the graph below that correctly represents the equation 2x + 4y = 24. (5 points) select one: a. line through the points 0 comma 6 and 12 comma 0 b. line through the points 0 comma negative 6 and 12 comma 0 c. line through the points 0 comma negative 12 and 6 comma 0 d. line through the points 0 comma 12 and 6 comma 0