Mackenzie drives to work at 50 mph and arrives 1 min late. She drives to work at 60 mph and arrives 5 min early. How far does Mackenzie live from work?

## Ryan from Manitowoc, WI's Resources

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A tank can be filled in 9 hours and drained in 11 hours. How long will it take to fill if the drain is left open?

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There are 50 dimes in a roll of dimes, 40 nickels in a roll of nickels, and 40 quarters in a roll of quarters. Rob has 12 rolls of coins with a total value of $70.00. He has 3 more rolls of nickels...

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1/x+3 - x/x-2 + x^2+2/x^2-x-2 (used super/subscript and "/" to show fraction. Not sure if that's proper format)

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2x-5(x+2)-(x-2)/x2-4 (used super/subscript and "/" to show a fraction. Not sure if that's proper format.)

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x(x+1)-2(x+3)/(x+1)(x+2)(x+3) (used super/sub script and "/" to emphasize that it is a fraction. Not sure if this...

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When you solve a system of equations by either the substitution or the elimination (addition) method, how do you determine whether the system of equations is independent, dependent, or inconsistent...

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Explain how you can determine form the graph of a system of two linear equations in two variables whether it is an independent system, dependent system, or inconsistent system of equations.

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The total cost of Mel's cellular phone was $390 after 9 months. What costs had Mel incurred when his service just began?

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After 6 months of use, the value of Pearl's computer dropped to $900. after 8 months, the value had gone down to $750. How much did the computer cost originally?

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The measure of the first angle of a triangle is 3° more than the measure of the second angle. The measure of the third angel is 5° more than twice the measure of the second angle. Find...

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I drove 280 miles, made up of both highway and city driving. I used 15 gallons of gas that cost $3.15 per gallon. If my car gets 24mpg highway and 16mpg city, how much did it cost me for...

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Find the value of a such that the graphs of 5y = ax + 5 and 1/4y = 1/10x - 1 are parallel.

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Find k such that the line 3x + ky = 17 is perpendicular to the line 8x - 5y = 26

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Find the value of m in y = mx + 3 so that the x- intercept of its graph will be (4,0)

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is it possible to evaluate ƒ(x) = 5/x-1 when x=1 ? If so, what is ƒ(1)? If not explain why not.

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An airplane flew for 5 hours against a 20ph headwind. The return trip with the wind took 4 hours. Find the speed of the Plane in still air and explain how you arrived at your conclusion.

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find all integers for "a" in which x2+ax-32 can be factored. Explain how you arrived at your conclusion.

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The Marianas Trench in the pacific ocean is the deepest part of the ocean. its depth is 6.85 mi. The speed of sound under water is 4700 ft/s. Find the time it takes sound to travel from the surface,...

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A piston-engined dragster traveled 440yd in 4.936s at Ennis, Texas, on October 9, 1988. Find the average speed of the dragster in mph.