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Trava [24]
3 years ago
13

Help!! This doesn't make any sense to me. Can anyone help me solve for the value of x?

Mathematics
1 answer:
notsponge [240]3 years ago
6 0
<em>Exterior angle of the triangle is equal to the sum of the opposite angles.</em>

9x = 5x + 9 + x

<em>Combine like terms:</em>
9x = 6x + 9

<em>Take away 6x from both sides:</em>
3x = 9

<em>Divide by 3 on both sides:</em>
x = 3

Answer: x = 3
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