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arlik [135]
3 years ago
14

Find valuable asked for witch ABCD must be a parallelogram, 1 11 2 15

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
4 0

4x+7 = x+10   parallel sides have to be equal in a parallelogram

subtract x

3x +7 = 10

subtract 7 from each side

3x =3

divide by 3

x =1


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