document.write( "Question 328589: how can i simplify :
\n" ); document.write( "(-3x^2 + 4x - 7 ) + (2x^2 - 7x + 8)?
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Algebra.Com's Answer #235395 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Both sets of parentheses have + signs in front of them (the one on the left the + sign is understood) That means you can just get rid of the parentheses altogether.\r
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\n" ); document.write( "\n" ); document.write( "Then just collect like terms, terms, then terms, then constant terms. Pay careful attention to the signs when you add things together.\r
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