Question

Simplify the expression 3y(2y-7)-3(y-4) for y = -3

Answer 1

Answer:

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

• y = -3

3*-3 [ 2*( -3 ) - 7 ] - 3 [ ( -3 ) - 4 ]

-9 ( -6 - 7 ) - 3 ( - 7 )

-9 * -13 + 21

-117 + 21

-96

Answer 2

I hope this point is clear .