veriloquence101 veriloquence101
  • 02-11-2017
  • Mathematics
contestada

(-7x^2+3) + (4x^2+2x-1);
Find the sum or difference.

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taniaorozco
taniaorozco taniaorozco
  • 02-11-2017
(-7x² + 3) + (4x² + 2x - 1)

-7x² + 3 + 4x² + 2x - 1          

(-7x² + 4x²) + (3 - 1) + 2x      collect like terms

-3x² + 2x + 2     

hope this helps, God bless!
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