16 Which expression is not equivalent to 20 (n - 5)

A 20n - 5

B 20n - 100

C (n - 5) x 20

D 20 x n - 20 x 5

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 square roots os 81

Write an equivalent fraction for each whole number

A total of 925 tickets were sold for a game for a total of $1150. If adult tickets sold for $2 and children's tickets sold for $1, how many of each kind of tickets were sold?

What is the answer 14x+3y-8x+7

The area of the base of a square notepad is 2.25 square inches. what is the length of one side of the base of the notepad

What is the value of minus 6 (-2) cubed - 4 squared - 3 (-2x4) ?

Chaleah deposited $900 in a new account that will earn 6% simple interest. After 2 years how much interest will she have earned?

The ratio of girls to boys is 3 to 4. If there are 48 boys, how many girls are there? 40

Which statement describes if there is an extraneous solution to the equation √x-3 = x-5?