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W
65
X
a-9
Find WX. Figure is not drawn to scale.

W 65 X a-9 Find WX. Figure is not drawn to scale.-example-1
User Wruckie
by
8.1k points

1 Answer

2 votes

Answer:

37

Explanation:

WX = a

XY = a-9

WY = WX + XY = 65

So we substitute values:

WY = a + a -9 OR 2a - 9

65 = 2a -9

Then we collect like terms:

2a = 65 + 9

2a = 74 (divide both sides by 2 to get a)

a = 37

User Dpritch
by
8.8k points

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