What is the sum or difference?

(2m+7) - (3-4m)

2/3 (6c+4) - (8c-5)

Choose the equation and the slope of the line that passes through (7,-1) and is parallel the the x-axis A. Equation: y=-1 B. Equation: y=7 C. Slope: Undefined D. Equation * =7 E. Equation * =-1 F. Slope: 0

Round 8.631 to the nearest hundredth

Two sides of a triangle have lengths 10 and 15. What must be true about the length of the third side? A) less than 25 B) less than or equal to 25. C) equal to 25. D) more than 25.

Describe the difference between solving |x| ≤ 5 and solving |x| ≥ 5.

To get the best deal on a microwave oven, Jeremy called six appliance stores and asked the cost of a specific model. The prices he was quoted are listed below: $663, $273, $410, $622, $174, $374 Find the standard deviation for the given data.

Kyle exercised hours on Wednesday, hours on Thursday, and hours Friday. How many hours did Kyle exercise in the three days? A. 11 1/26 B. 8 11/16 C. 8 3/26 D. 4 3/16

1. There are currently 1215 people living in a town. The population of the town is expected to double every 7 years. Find the expected population in 25 years.

What is the area in square inches of a window that is 3yds long and 27 inches wide

The mathematics department of a college has 14 male professors, 15 female professors, 12 male teaching assistants, and 11 female teaching assistants.

If an area is 120 square feet. the width is 5/6 of the lenght. what are the dimensions