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MA_775_DIABLO [31]
3 years ago
12

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

Mathematics
1 answer:
Tamiku [17]3 years ago
6 0
They are equal so...

15x+2 = 9x+20

15x-9x = 20-2

6x =18

x = 18/6 = 3

x = 3
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