What should be subtracted from 2a+8b+10 to get -3a+7b+16? *
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Answer:
5a +b -6 should be subtracted from 2a+8b+10 to get -3a+7b+16
Explanation:
Let X be subtracted from 2a +8b +10, it can be written as
2a +8b +10 -X = -3a +7b+16
⇒ -X = -3a +7b +16 -2a -8b -10
⇒ -X = -3a -2a +7b -8b +16 -10
⇒ -X = -5a -b +6
After divide by (-) to both side
X = 5a +b -6
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