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Elza [17]
3 years ago
13

Simplify 28y=12x+84I don't know this

Mathematics
1 answer:
irina1246 [14]3 years ago
7 0
Divide everything by 4 getting:
7y=3x+21
then get all of the variables on one side by subtracting 3x:
7y-3x=21
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