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9x + 3y = 477 work out x and y

User Yulonda
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1 Answer

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Answer:

Solving for x

3(3x+y)=477

3x+y=477/3

3x+y=159

3x=159 -y

x=159-y/3

Now solving for y

3(3x+y)=477

3x+y=477/3

3x+y=159

y= 159-3x

User Lilah
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