Question

-2(6)+3(5-4x2) shown work

Answer 1

(−2)(6)+3(5−4x2)

=(−2)(6)+(3)(5)+(3)(−4x2)

=−12+15+−12x2

=−12+15+−12x2

=(−12x2)+(−12+15)

=−12x2+3

Answer:

=−12x2+3