Chapter 3: Problem 27
Solve the equation. Round the result to the nearest hundredth. Check the rounded solution. $$ 37-58 b=204 $$
Chapter 3: Problem 27
Solve the equation. Round the result to the nearest hundredth. Check the rounded solution. $$ 37-58 b=204 $$
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Get started for freeYou earn 9 dollar per hour. On major holidays, such as Thanksgiving, you earn twice as much per hour. You earned a total of \(\$ 405\) for the week including Thanksgiving. Write and solve an equation to find how many hours you worked on Thanksgiving if you worked 35 hours during the rest of the week.
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Simplify the expression. $$\frac{i}{-4}(-4)$$
You are conducting a survey on the use of air-plane phones. You survey 320 adults and find that 288 of them never made a phone call from an airplane. If you surveyed 3500 adults, how many of them would you predict have made a phone call from an airplane? Explain.
Use the following information. A person has quarters, dimes, and nickels with a total value of 500 cents ( 5.00 dollar). The number of nickels is twice the number of quarters. The number of dimes is four less than the number of quarters. Explain why the expression \(5(2 q)\) represents the value of the nickels if \(q\) represents the number of quarters. How can you simplify the expression?
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