Write an expression to represent twice the difference between a number and 9

8. The length of the hypotenuse of a right triangle measures 2.5 inches. If one leg measures 1.5 inches, what is the length of the other leg?

Determine which situation could be represented by the system of linear equations given below. 5x+3y = 210 x+y = 60 A guitar requires 5 strings and a banjo requires 3 strings. An orchestra has a total of 210 strings.

A bodybuilder is 6ft 4in tall and has a body mass index of 27.6. How much does he weight?

Raul bought a soft drink and a sandwich for $9.90. What is the price of each if the sandwich cost 3.5 times as much as the soft drink? A) Sandwich costs $5.94 and the soda costs $3.96 B) Sandwich costs $7.70 and the soda costs $2.

Which of the following statements is true? 0.06 = 6% 0.72 = 7.2% 3.5 = 35% 0.009 = 0.09%

He gets paid £6.80 per hour how many hours for 9 and half hours

In a direct variation function, k corresponds to the? of the line.

Parallel to line with equation y = 15 - 2x and passing through (3,0)

3x+7y=1 2x+4y=0 and (2,3)

A small city park consists of a rectangular lawn that is 30 and 1/2 meters long and 20 meters wide. What is the area of the lawn?