SOLUTION: what is the sum of x^2-3x+7 and 3x^2+5x-9
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Question 644920: what is the sum of x^2-3x+7 and 3x^2+5x-9
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
x^2-3x+7 + 3x^2+5x-9
(x^2+3x^2)+(-3x+5x)+(7-9)
(4x^2)+(2x)+(-2)
4x^2+2x-2
So x^2-3x+7 + 3x^2+5x-9 simplifies to 4x^2+2x-2
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