In three bowling games, david scored 139,143, and 144. what score will david need in the fourth game in order to have an average score of 145 for all 4 games

explain how

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0

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Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no