A rectangle has a length of x inches and a width 3 inches less than the length. If the dimensions were doubled, what would be the area of the new rectangle in terms of x?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

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?

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work