If jonah is -4 feet below sea level and hip is -5 feet below sea level what is the difference

What is the value of y? round to the nearest tenth

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?