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What is the value of x that makes l1||l2
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What is the value of x that makes l1||l2

What is the value of x that makes l1||l2-example-1
User Tomq
by
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1 Answer

9 votes

Answer: 10

Explanation:

By the alternate interior angles theorem,


4x=2x+20\\2x=20\\x=10

User Pete Keen
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