Math, asked by basumataryjungkook24, 7 months ago

3y (2y - 7) -3 (y -4 ) – 63 for y = -2

Simplify and evalute

Answers

Answered by Hetvibaldaniya

3

Step-by-step explanation:

3y(2y-7)-3(y-4)-63

=6y2²-21y-3y+12-63

=6y²-24y-51

Put y=-2

=6(-2)²-24(-2)-51

=6×4+24×2-51

=24+48-51

=72-51

=21

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