If you have four apples and take two away how much you have left

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?