What is the result of substituting for y in the bottom equation?

y = x-7

y = x2 + 2x - 4

The length of one side of a square pond is 15 feet the pond is surrounded by a 3 foot walkway what is the total area of the pond and walkway in square feet

Find the mean of 10, 6, 3, 2, 9 graphically. What is the sum of the numbers?

When x represents whole numbers less than 200, the function f (x) = 2x - 20 represents the profit earned from selling x carnations for a school fund-raiser. What is the value of f (140) ?

6 ft 2 In. = ___ ft.

6 friends share a 15 oz bag of nuts equally between what two whole numbers of ounces will each person get the answers are A. 3 and 4 B 2 + 3 C 1 and 2 or D 0 and 1 tell me whether it's A B C or D

How many triangles can you draw which have one side of length 4 cm, one side of length 7 cm, and one side of length 12 cm?

Multiply and simplify: 10x (9x^2 + 6x + 7)

B ∩ U A = U (B ∩ A).

Kylee bought a pack of 12 cookies. one-third if the cookies are peanut butter. How many of the cookies in the pack are peanut butter?

How do you know the opposite of a nonzero integer?