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3241004551 [841]
4 years ago
12

Simplify. (4x2 + 7x - 5) - (3x2 - 2x - 4)

Mathematics
2 answers:
Reptile [31]4 years ago
6 0
4x^2 + 7x - 5 - (3x^2 - 2x - 4) =
4x^2 + 7x - 5 - 3x^2 + 2x + 4 =
x^2 + 9x - 1 <==
Natasha2012 [34]4 years ago
3 0
Distribute the negative sign through the second parenthesis.  When you do that you'll have..

4x^2+7x-5-3x^2+2x+4

Add like terms and get...

x^2+9x-1
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