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Find the value of x for which ABCD must be a parallelogram

Find the value of x for which ABCD must be a parallelogram-example-1

2 Answers

2 votes

Answer:

X=3

Explanation:

User Z Li
by
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6 votes
They are equal so...

15x+2 = 9x+20

15x-9x = 20-2

6x =18

x = 18/6 = 3

x = 3
User Ypx
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