Question

simplify the expression and evaluate:
3y(2y-7)_3(y-4) for y is 2

Answer 1

this is maybe right answer of this sum

Answer 2

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

put y=2 in above expression ,
=> 3(2){2(2)-7}-3 {(2)-4}

=> 6 (4-7)-3 (2-4)

=>6 (-3)-3 (-2)

=>-18+6=-12