polynomail operations (4y^2-5y) + (3y-7y^2) - (2y^2+6y-5)

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1 Answer

(4y^2 -5y) +(-7y^2 +3y) -(2y^2 +6y -5)

=4y^2 -7y^2 -2y^2  -5y +3y -6y +5

=(4-9)Y^2 +(3y -5y -6y) +5`

=-5Y^2 -8y +5
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