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The angles of a triangle are 99°, 3x°, and x + 5°. What is the value of x? x = ?
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Dec 2, 2019
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The angles of a triangle are 99°, 3x°, and x + 5°.
What is the value of x?
x = ?
Mathematics
middle-school
Dtjmsy
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sum of interior angle of a triangle = 180
so
3x + x + 5 + 99 = 180
4x + 104 = 180
4x = 76
x = 19
answer
x = 19
MohamedHarmoush
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Dec 9, 2019
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MohamedHarmoush
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