anonymous
  • anonymous
Simplify. (4x2 + 7x - 5) - (3x2 - 2x - 4) a: x2 + 9x - 1 b: -x2 + 5x + 1 c: -x2 - 9x - 9 d: 7x2 + 5x - 9
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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MrNood
  • MrNood
look at the first and last terms in each bracket add the first pair that will give you the first term in the answer add the last pair - that will give you the last term in the answer there is only one answer that works
anonymous
  • anonymous
ok
MrNood
  • MrNood
make sure you allow for the - sign

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anonymous
  • anonymous
it's b
MrNood
  • MrNood
I'm afraid that is not correct allow for th e- sign the first pair are 4x^2 - 3x^2

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