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6X-8Y-5X+3Y

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chrissa1 | 15:34 Tue 20th Oct 2020 | Technology
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X-5Y
X-5Y

Start by swapping around the -8Y and -5X -- you're allowed to do this because order doesn't matter when adding things -- then use 6-5 = 1 and -8 + 3 = - 5.

But what's the context?
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Just helping my granddaughter. Thanks. She gets it now.

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