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2. (MCC 6.5) Find the value of x. 77° (6x17)°​

2. (MCC 6.5) Find the value of x. 77° (6x17)°​-example-1

1 Answer

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Answer:

x = 17

Explanation:

77° + (6x + 1)° = 180° (angels on a straight line)

Solve for x

77 + 6x + 1 = 180

Add like terms

6x + 78 = 180

6x + 78 - 78 = 180 - 78

6x = 102

6x/6 = 102/6

x = 17