madelinerm221 madelinerm221

24-03-2022
Mathematics

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∠C and ∠D are complementary.

Let m∠C=(5x)° and m∠D=(7x−6)°.

What is the value of x?

Enter your answer in the box. 10 points!!

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mathstudent55 mathstudent55

24-03-2022

Answer:

x = 8

Step-by-step explanation:

The sum of the measures of two complementary angles is 90°.

m<C + m<D = 90°

5x + 7x - 6 = 90

12x = 96

x = 8

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