the expression below shows a number in
expanded form. what is the standard form of
the number?
(2 x 10) + (3 x 1/10+ (9 x 1/100) + (7 x 1/1,000)

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?