Answer:

3 (-2x 5)

3 x -2x = -6x

3 x 5    = +15

So the answer will be

-6x 15 or -6x +15

4(3x -4)

4 x 3x =  +12x

4 x -4  = -16

So the answer will be

12x -16 or +12x -16

Step-by-step explanation:

research

Answer:

3x-9

i dont know if that correct, di din naman kasia ko magaling sa math.