6. Which expression has the same value as

-9 + (-4) ?

a. - 9 - (-4)

b. - 4 - (-9)

c. 9-4

d. - 9 + 4

Solve for w. 14 + 3 (-w + 6) = - 11w w =

Julia and Maya are walking towards each other. When they started, the distance between them was 1600 feet. What will be the distance between them in 2.5 minutes, if they walk with the same speed: 80 feet per minute?

Which of the following situations calls for a hypothesis test about a population mean? a. According to the Center for Disease Control (CDC), roughly 21.5% of all U. S. highschool seniors in 2002 have used marijuana.

Factor the polynomial. 2x²+6x+4=

Ali is preparing for a race. He runs laps around a football pitch to prepare for the race. The length of each lap is the total distance along the four edges of the pitch. length is 90m and width is 75m. Ali needs to run at least 10km.

Each of the 13 members of a basketball team bought a team emblem. The emblems cost the team 78 dollars. How much did it cost each member of the team for an emblem

Is [ (2,3), (3,2), (4,5), (5,4) ] a function?

Translate and simpify: subtract 18 from - 11

Consider functions f and g below. Which of the following statements is true? A. As x approaches infinity, the values of f (x) and g (x) both approach negative infinity. B.

3/4-5/12 in simplest form