9. Explain what happens when you try to solve this linear system using a substitution strategy. What does this

indicate about the graphs of these equations?

- 10x + 5y = - 15

406 - 20y = 45

U (x) = 4x+5, w (x) = - x+1 Find the value of w (u (5))

X+y=-4 slope intercept form

Tom had to write 3 pages for a book report. How many hours would it take him to write it if he wrote one-ninth of a page each hour

1/2 divided by N equals 1/3 what is N?

Examples of unit price

4.80 rounded to the nearest ten dollars

1. What is the median of this data? 6. 12, 7, 5, 11. 6 and 9.

Calculate the area of a 10 inch circle. Round your answer to the nearest hundredth.

Use Lagrange multipliers to prove that the rectangle with maximum area that has a given perimeter p is a square. Let the sides of the rectangle be x and y and let f and g represent the area (A) and perimeter (p), respectively. Find the following.

Solve the inequality 9 (x - 3) < 4 (x + 10). x < 13/5 x > 13/5 x < 67/5 x > 67/5