Which property of multiplication is shown? 1 x 2 = 2 x 1
commutative
associative
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1234567891011 match the reasons with the statements in the proof. given: j | | k m 1 = m 3 prove: l | | m 1. j||k, m∠3 = m∠1 if lines are ||, then corresponding angles are =. 2. m∠1 = m∠2 if alternate interior angles are =, then lines are ||. 3. m∠2 = m∠3 substitution 4. l||m given

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The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles