Find the measures of the labeled angles. A line that rises from left to right intersects a line that falls from left to right, forming four angles. The angle on the left is labeled "3 x degrees" and the angle on the right is labeled "76 minus x degrees." The top and bottom angles are unlabeled.
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In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?