Question

fatore a expressão 10ax-6by-15ay+4bx

Answer 1

$10ax - 6by - 15ay + 4bx = \\ 10ax + 4bx - 6by - 15ay = \\ 2x(5a + 2b) - 3y(2b + 5a) = \\ 2x(5a + 2b) - 3y(5a + 2b) = \\ (5a + 2b)[2x - 3y] = \\ \boxed{(5a + 2b)(2x - 3y)}$

Answer 2

$<var>10ax-6by-15ay+4bx=5a(2x-3y)+2b(-3y+2x)=</var>$

 

$<var>=(2x-3y)(5a+2b)</var>$