simplyfy this into x + y = 6
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10x+y + 10y + x = 66
=> 11x + 11y = 66
=> x + y = 6
hope it helps
mark as brainliest plz if you like
=> 11x + 11y = 66
=> x + y = 6
hope it helps
mark as brainliest plz if you like
Zackk:
how 11 came?
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