Part a: explain why x = 6 makes 4x − 5 ≤ 19 true but not 4x − 5 < 19. (5 points)
pa...
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Mathematics, 06.10.2019 19:00 ibarral37102
Part a: explain why x = 6 makes 4x − 5 ≤ 19 true but not 4x − 5 < 19. (5 points)
part b: what value from the set {4, 5, 6, 7, 8} makes the equation 4x + 3 = 23 true? show your work. (5 points)
2.
(07.04 mc)
a theater company has raised $930.75 by selling 25 floor seat tickets. each ticket costs the same.
part a: write an equation with a variable that can be solved to correctly find the price of each ticket. explain how you created this equation. (5 points)
part b: solve your equation in part a to find the price of each floor seat ticket. how do you know your solution is correct? (5 points)
3.
(07.06 mc)
a county has the following rule for voting:
"citizens under the age of 18 are not allowed to vote."
part a: write an inequality to show the age of citizens who are allowed to vote. (5 points)
part b: describe in words how you can show the solution to this inequality on a number line. (5 points)
4.
(07.07, 07.08 hc)
sue earns $6 an hour walking her neighbor's dog.
part a: create two variables and determine which is dependent and which is independent for this situation. (4 points)
part b: list three ordered pairs to show the values of the two variables. (3 points)
part c: write an equation to represent the relationship between the two variables. (3 points)
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