If mario was 32 year old 8 years ago, How old was he X year ago?

A) X - 40

B) X - 24

C) 40 - X

D) 24 - X

E) 24 + x

15. A survey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand X aspirin. How many doctors use brand X aspirin?

Solve for s. -40 = 10 - 10s

A principal is ordering new books. The number of books she order is 25 times the number of classes plus 8. Represent the relationship between the number of books ordered and the number of classes in the table below. Number of classes:1, 2, 3, 4, 5.

What is 643 = 4 x 160 + n

Why is 3 x 1. less than 3 x 10?

What is the answer for 4x+7=5

Simplify: - |-10| + 3-39/4

Solve 4 (x + 6) = - 2 (x - 1)

Can the area of a trapezoid be exactly twice the area of the triangle?

How many signs can be used to mark an inequality