Question

Add the following: 4x + 5y-6z, -2x + 5z - 9y, -3x + 9y - 10z​

Answer 1

Answer:

-x + 5y - 11z

Step-by-step explanation:

4x + 5y - 6z - 2x + 5z - 9y - 3x + 9y - 10z
= ( 4x - 2x - 3x ) + ( 5y - 9y + 9y ) + ( -6z + 5z - 10z )
= -x + 5y - 11z

Have a good day ^^

Answer 2

Step-by-step explanation:

4x + 5y-6z+( -2x + 5z - 9y)+(-3x + 9y - 10z)

= -x+5y-11z

=5y-x-11z

Hope its beneficial.