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If x+y =12 and x=2y then x=
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If x+y =12 and x=2y then x=

User Zala Janaksinh
by
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1 Answer

2 votes

Answer:

x=8

Explanation:

x+y=12

x=2y

plug in x

(2y)+y=12

3y=12

y=4

plug in y

x+4=12

x+4-4=12-4

x=8

User Not So Sharp
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7.9k points
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