Question

Q20- Simplify (x+y)×3-(x-y)×3​

Answer 1

Answer:

6y

Step-by-step explanation:

= (x+y) × 3 - (x-y) × 3

multiplying the three to get the product of values inside the bracket

= 3x + 3y - 3x + 3y ( here - × - become + as by rules )

= 3y+3y ( cancelling the terms of x which have 2 different signs )

= 6y

Be delighted :)