Question

subtract by -2x+y+6z from 5x-3y-4z
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Answer 1

Answer:

(5x-3y-4z)-(-2x+y+6z)

=5x-3y-4z+2x+y+6z

=(5x+2x)(-3y+y)(-4z+6z)

=7x-2y+2z

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Answer 2

Answer:

$5x - 3y - 4z$

$- 2x + y + 6z$

+ - -

-------------------------

$7x - 4y - 10z$