simplify the equation and evaluate them as directed 3y(2y-7)-3(y-4) for y=-2
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Answered by
0
Answer:
3y(2y−7)−3(y−4)−63
= 3y.2y−3y.7−3.y+3×4−63
=6y
2
−21y−3y+12−63
=6y
2
−24y−51.
for y=−2 in expression
6y
2
−24y−51=6(−2)
2
−24(−2)−51
=6(4)+48−51
=24+48−51
= 72−51
= 21.
hope it's helpful
Answered by
0
Answer:
3y(2y−7)−3(y−4)−63
= 3y.2y−3y.7−3.y+3×4−63
=6y
2
−21y−3y+12−63
=6y
2
−24y−51.
for y=−2 in expression
6y
2
−24y−51=6(−2)
2
−24(−2)−51
=6(4)+48−51
=24+48−51
= 72−51
= 21.
hope it's helpful
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