The sum of 9xy, - 2xy, 3xy & - 10xy
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1
Answer:0
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Step-by-step explanation:
= 9xy +(-2xy) +3xy +(-10xy)
= 9xy-2xy+3xy-10xy
= 7xy-7xy
= 0
Answered by
0
Step-by-step explanation:
9xy-2xy+3xy-10xy
9xy+3xy-2xy-10xy
12xy-12xy=0
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