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p103 Section 2­5: Equations and Problem Solving
Example 1: The length of a rectangle is 6 in more than its width. The perimeter of the rectangle is 24 in. What is the length of the rectangle?
From WS #4.5
#1. The length of a rectangle is 4 times the width . The perimeter is 90 cm. Find the width and length.
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#3. The length of a rectangle is 2 cm more than 5 times the width. The perimeter is 196 cm. Find the width and length.
#5. The perimeter of a triangle is 93 ft. Side a of the triangle is twice as long as side b. Side c is 3 ft longer and side a. Find the length of each side.
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#7. A triangular sail has a perimeter of 57 ft. Side a is 3 ft shorter than twice side b, and side c is 4 ft longer than side b. Find the length of each side.
From WS #4.6
#2. The three consecutive integers whose sum is 51
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#4. Find two consecutive even integers whose sum is 94
#6. Find two consecutive odd integers whose sum is ­116.
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#8. Find two consecutive even integers such that the sum of the larger and 3 times the smaller is 234.
#10. Find three consecutive integers such that the sum of the largest and 5 times the smallest is ­244
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#12. Find three consecutive odd integers such that the sum of 7 times the smallest and twice the largest is ­91.
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