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Set up an equation and solve for x
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Set up an equation and solve for x

Set up an equation and solve for x-example-1
User Inigo EC
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1 Answer

4 votes
Because the triangle is iscosceles, the two angles on the same leg are the same. So the equation will be
angle 1 = angle 2
5x = 3x +20

Now, solve it
5x = 3x + 20
5x - 3x = 20
2x = 20
x = 20/2
x = 10

The value of x is 10
User Soc
by
8.9k points
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