Question

1.-3a+4b-6,-2a+6b+8 add the following
2.-x Square+y square +z square , 2x square -9y square -3z square add the following
3. -2a-b+c,a-4n+3c,2a-b-c Add the following
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Answer 1

Answer:

1. -5a+10b+14
2. x square - 8y square - 2z square
3. -5a-2b+5c-4n

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