slumberousteenager
Simplify the following expression.
2x  10y + 3x2 + 7y  10x.



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anonymous
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\(2x10x=8x\) since \(210=8\)
what is \(7y10y\) ?

slumberousteenager
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3y @satellite73

anonymous
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close

anonymous
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\(710=3\) though, not \(3\)

slumberousteenager
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@satellite73 oh..

anonymous
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so you have
\[2x10x=8x\\7y10y=3y\] and \(3x^2\) just hanging out by itself
final answer will be
\[3x^28x3y\] in any order you choose

slumberousteenager
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@satellite73 thank you!