Simplify (-35y^2+28y+21)/7

Math
-35y2+28y+217
Factor 7 out of -35y2.
7(-5y2)+28y+217
Factor 7 out of 28y.
7(-5y2)+7(4y)+217
Factor 7 out of 7(-5y2)+7(4y).
7(-5y2+4y)+217
Factor 7 out of 21.
7(-5y2+4y)+7⋅37
Factor 7 out of 7(-5y2+4y)+7(3).
7(-5y2+4y+3)7
Cancel the common factors.
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Factor 7 out of 7.
7(-5y2+4y+3)7(1)
Cancel the common factor.
7(-5y2+4y+3)7⋅1
Rewrite the expression.
-5y2+4y+31
Divide -5y2+4y+3 by 1.
-5y2+4y+3
-5y2+4y+3
Simplify (-35y^2+28y+21)/7

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