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Solve the system of equations 5x+9y=315x+9y=31 and -2x-y=11−2x−y=11 by combining the equations.
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If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).
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Find the solutions for a triangle with a =16, c =12, and b = 63º
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Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
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Solve the system of equations 5x+9y=315x+9y=31 and -2x-y=11−2x−y=11 by combining the equations....
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