Eqn Word Problems 23 Steps to Solve Define a variable May need to define more than one variable Smallest least fewest gets the single variable Write an equation May find some key words to help ID: 482161
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Slide1
Multi-Step Eq’n Word Problems
2-3Slide2
Steps to Solve
Define a variable
May need to define more than one variable
Smallest (least, fewest) gets the
single variable
Write an equation
May find some key words to help
Solve equation
Substitute answer to find the other answers (if necessary)
Check that the answer(s) make senseSlide3
Example
Your computer repair bill was $225. $75 was for parts and $50 per hour was for labor. How many hours of labor were billed?Slide4
Example
The perimeter of a rectangle is 64 cm. The length is 12 cm more than the width. Find the dimensions of the rectangle.Slide5
Example
Find three consecutive integers whose sum is -99.Slide6
Example
Find three consecutive even integers whose sum is 168.Slide7
Example
You have 46 dimes and quarters that total $6.70. How many of each do you have?Slide8
Example
You buy 8 books for $44. Paperbacks are $4 each and hardbacks are $8 each. How many of each did you buy?Slide9
Example
Three wrestlers weigh 163 lbs., 148 lbs., and 143 lbs. What
must a
fourth wrestler weigh for their average weight to be 150 lbs.?