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What should be subtracted from a2 -4a2 plus 5a2-6 to obatain a2-2a plus 1?

Anonymous

∙ 13y ago

Updated: 4/28/2022

If I've read your question correctly, you need to subtract: a2 +2a -7

a2 -4a2 +5a2 -6 = 2a2 -6

Note, if x - y = z, then y = x - z; so:

2a2 -6 - (a2 -2a +1) = 2a2 -6 - a2 +2a -1

= a2 +2a -7

Wiki User

∙ 13y ago

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