How do you subtract negatives and positives numbers? (Example)

2[39 / (16-12*4) + (9+6*3*7]

Solve the inequality 2 (4+2x) 25x+5 O XS-2 12-2 x33 x23

At 3 p. m., the outside temperature was 4 degrees F. The temperature then fell steadily by 2 degrees F every hour for the next four hours. What was the temperature at 7 p. m.?

Claudia is going to walk 30 miles for a charity event this weekend. If she can walk 1.8 miles every hour, how many hours will it take her to walk the 30 miles?

The radius of the large sphere is double the radius of the small sphere. How many times is the volume of the large sphere than the small sphere? 2 VX O 4 O 6 O 8

Use the above figure to answer the question. How long is arc ACB if the radius of the circle is 6? Round your answer to two decimal places.

On a scale drawing, a cell phone tower is is 1.25 feet tall. The scale factor is 1/150. What is there height of the actual cell phone tower? A.) 37.5 feet B.) 148 feet C.) 120 feet D.) 187.5 feet

What is the solution to the equation 6x = 30? A. 5 B. 6 C. 29 D. 41

Ron lives 6 miles due north of the ball field, and Stan lives 8 miles due west of the ball field. What is the straight line distance between their homes? (It makes a right triangle.) A. 8 miles B. 10 miles C. 20 miles D. 50 miles

When planning a party you want to know whom to invite. Among the people you would like to invite are three touchy friends.