The measure of an angle is nine times the measure of its supplementary angle. What is the measure of each angle?
1 answer:
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Answer:
-7k+21
Step-by-step explanation:
<em>Distributive Property:</em>
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<em>A=-7, B=K, and C=3</em>
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<em>-7k+7*3</em>
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<em>Multiply by the numbers from left to right to find the answer.</em>
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<em>7*3=21</em>
<em>-7k+21 is the correct answer.</em>
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