helpPlzPlz
helpPlzPlz
19-07-2016
Mathematics
contestada
Simplify (5x^2 -3x+3) - (x^2+2x-1).
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maheennadeem488
maheennadeem488
19-07-2016
4x^2-5x+4 is the write answer
just open both brackets than just add and subtract
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akafael
akafael
19-07-2016
Eliminate parenthesis by using the distribution property
= 5x² -3x +3 - x² - 2x +1
Group similar terms
= (5-1)*x² + (-3 -2)*x + (3+1)
Then sum everything:
= 4x² -5x +4
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