SOLUTION: 1)Two cars leave town going in opposite directions. One car is traveling 60 miles per hour (mph), and the other car is traveling 50 mph. How long will it take before the cars are 2
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Question 435354: 1)Two cars leave town going in opposite directions. One car is traveling 60 miles per hour (mph), and the other car is traveling 50 mph. How long will it take before the cars are 220 miles apart?
2)Which point lies in the solution set for the following system of inequalities?
y < 2x + 4
y < -2x + 2
3)What is the value of the x variable in the solution to the following system of equations?
4x + 3y = 10
4x + 5y = 14
4)Solve the following system of equations.
3x - 2y = 6
6x - 4y = 14
5)Use the Substitution Method to solve the following system of equations.
x - 4y = 1
2x - 9y = 3
6)Trevor's dad decided to get him a cell phone for his birthday. Cell Plus has a plan that costs $25.00 per month plus an additional $0.06 per minute. Cell Best has a plan that costs $30.00 per month plus an additional $0.05 per minute. How many minutes can Trevor talk and both cell plans cost the same amount?
7) For the following system, if you isolated x in the second equation to use the Substitution Method, what expression would you substitute into the first equation?
2x + y = 8
-x - 3y = -12
8)Fun Land theme park has a total of 110 males and females who are employed at the park. If the number of males is 10 more than three times the number of females, how many males are employed at the park?
9)There were 150 freshman and sophomores at the high school musical Reese and her friends attended. Freshman tickets were $2.00 each and sophomore tickets were $3.00 each. The receipts for freshman and sophomore tickets totaled $390. How many sophomores bought tickets?
10)Solve the following system of equations. Please show your work to receive full credit.
x - y = 10
2x + y = 2
Part 2:
Explain which method you chose to solve the system and why you felt it was the best choice.
Thank you!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
You show your efforts, we'll be glad to check your work and assist, but we're not gonna do all 10 of these for you.
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Tutoring is teaching how to do it, not doing it for you.
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