Question

3 (x-y) =21 solve it
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Answer 1

3 (x-y) =21

3x - 3y = 20

y = 20 - 3x / 3

Answer 2

Step-by-step explanation:

>> 3(x-y) = 21

>> (x-y) = 21/3

>> (x-y)= 7

>> x=7+y