7x2 - x + 1
-(5x2 - 9)
when we subtract, we change the signs and add
so, we get 7x2 - x + 1
-5x2 + 9
the total is 2x2 - x + 10
Baby G.
asked • 09/01/15Subtract 5x^2-9 from 7x^2-x+1
Solvee Please
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