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What is the value of x?

What is the value of x?-example-1
User Alex Burov
by
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1 Answer

1 vote

Answer:

20 =x

Explanation:

The angles shown are vertical angles and vertical angles are equal

x+40 = 3x

Subtract x from each side

x+40-x = 3x-x

40 = 2x

Divide by 2

40/2 = 2x/2

20 =x

User Adabru
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