What is the answer of 2/3+12a

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

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?

8.74 rounded to the nearest whole number