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Solve for x. (and for y too)
asked
Dec 23, 2019
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Solve for x.
(and for y too)
Mathematics
middle-school
Axunic
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Axunic
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1
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4
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Find x:
Use the properties of "similar triangles:"
3 3+x+ 1
------ = --------------
2 2 +x - 1
Then 3(2-1+x) = 2(4+x), or 3 + 3x = 8 +2x.
This yields x = 5. Use a similar approach (similar triangles) to find y.
Howard GENG
answered
Dec 29, 2019
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Howard GENG
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