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igor_vitrenko [27]
3 years ago
8

Can someone help me with this question?

Mathematics
1 answer:
Marysya12 [62]3 years ago
5 0
I believe the variable d equals 13. Since the rule is x-6=y. So you just incorporate 7, since 7=y the equation now will look like x-6=7. Now you just solve it. X=13 other known as d=13.
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