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Chapter 2: Q 11 (page 111)
In the following exercises, solve each linear equation.
The answer is
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In the following exercises, use the Pythagorean theorem to find the length of the leg. Round to the nearest tenth if necessary.
The perimeter of a triangle is 35 feet. One side of the triangle is five feet longer than the second side. The third side is three feet longer than the second side. Find the length of each side.
Brian borrowed a 20-foot extension ladder to use when he paints his house. If he sets the base of the ladder six feet from the house as shown, how far up will the top of the ladder reach?
In the following exercises, find (a) the amount of the mark-up and (b) the list price.
Daria bought a bracelet at the original cost of $16 to sell in her handicraft store. She marked the price up 45%. What was the list
price of the bracelet?
Solve the formulafor.
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