HobiiShakes HobiiShakes

06-02-2019
Mathematics

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(Angle/triangle problem 25points)
What is the value of X?

Angletriangle problem 25points What is the value of X class=

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jimrgrant1 jimrgrant1

06-02-2019

Answer:

x = 5

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the 3 angles in the triangle and equate to 180, that is

10x - 4 + 8x + 3 + 91 = 180

18x + 90 = 180 ( subtract 90 from both sides )

18x = 90 ( divide both sides by 18 )

x = 5

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