3 years ago

The angles shown are supplementary. (3x + 15)° 60° What is the value of x?

Mathematics

1 answer:

yuradex [85]3 years ago

8 0

Answer:

x = 35

Step-by-step explanation:

Supplementary angles add up to 180°.

if (3x + 15)° and 60° are supplementary, then

3x + 15 + 60 = 180

now, you just have to solve the equation.

3x + 75 = 180

3x = 105

x = 35

Check

3*35 + 15 + 60 = 180

105 + 15 + 60 = 180

180 = 180

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The angles shown are supplementary. (3x + 15)° 60° What is the value of x?​

The angles shown are supplementary. (3x + 15)° 60° What is the value of x?