study+for+exam+10+on+Mar+9

> a. Translate the sentence into an equation. > b. Find the number > 17. At a theme park, each student is given $19. The cost of 2 meals at x dollars each plus $7 worth of snacks. Solve 2x + 7 = 19 to find the amount each student can spend per meal. > 18. For the sentence: A number increased by 5 is at most 15. > a. **Write** an inequality for the sentence > b. **Solve** the inequality > c. Graph the solution on a number line. > 19. For the inequality: ̶ 4y > 36 > a. **Solve** the inequality. > b. **Graph** the solution on a number line. > 20. Solve the equation: 15 ̶ 3n = n ̶ 1
 * 1) Dustin is 3 years younger than his sister. If his older sister is y years old, what expression represents the sum of their ages?
 * 2) If 3x + 10 = 4, what is the value of 2 + 5x?
 * 3) Ms. Anderson receives a weekly base salary of 325 plus 7% of her weekly sales. At the end of one week, she earned $500. what equation can be used to find her sales **//s//**for that week?
 * 4) Phone company A charges $28.25 a month plus 18 ¢ per minute for local calls. Company B charges $19.85 per month plus 32 ¢ per minute for local calls. what equation can be used to find the number of minutes for which the companies’ plans cost the same?
 * 5) what expression is equivalent to 2(3x + 1 – x – 5)?
 * 6) What inequality is graphed below?
 * 7) what inequality represents a number is at least 24?
 * 8) Adriana has $30 to spend on food and rides at a carnival. She has already spent $12 on food. what inequality represents how much money she can spend on rides?
 * 9) If x ̶ 6 > 17, then x could be which of the following values?
 * 10) A. 11 B. 22 C. 23 D. 24
 * 11) what number is a possible base length of the triangle if its area is greater than 45 square yards? (page 504)
 * 12) As a salesperson, you are paid $60 per week plus $5 per sale. This week you want your pay to be at least $120. what inequality can be used to find the number of sales you must make this week?
 * 13) Find the value of x so that the isosceles trapezoid has a perimeter of 200 inches. top base 46 in, bottom base 74in, the two isosceles sides are x in.
 * 14) Given a number line, identify the inequality for the graph.
 * 15) Simplify the expression : 4p ̶ 7 + 6p
 * 16) Use the Distributive Property to rewrite the expression: ̶ 7(n + 2)
 * 17) For the sentence: The difference between three times a number and 10 is 17