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Q7: Solve the following equation by first multiplying
Q78: A 20-foot ladder is placed so that
Q130: Factor the polynomial completely; that is, once
Q132: Assume <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Assume varies
Q154: A boat travels 28 miles up the
Q173: Factor the trinomial. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Factor the
Q200: Factor the expression completely. Look first for
Q201: Simplify the complex fraction. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Simplify
Q210: Simplify the radical expression as much as
Q281: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Solve the