Question

What should be added to 3x-4y+5z to get 5x+7y-6z?​

Answer 1

Answer:

3x(x−4y+5z) from 4x(2x−3y+10z)

 4x(2x−3y+10z)

- 3x(x−4y+5z)

⇒(8x  

2

−12xy+40xz)−(3x  

2

−12xy+15xz)

⇒(8x  

2

−3x  

2

)+[−12xy+12xy]+40xz−15xz

⇒5x  

2

+25xz

⇒  

5x[x+57]

​  

 

Explanation:

this is of subtract ike wise do add

Answer 2

Answer:

2x + 11y - 11z

Explanation:

= (5x + 7y - 6z) - (3x - 4y + 5z)

= 5x +7y -6z - 3x +4y - 5z

= 5x - 3x + 7y + 4y - 6z - 5z

= 2x + 11y - 11z