Question

“(2a+3b-c) - (4a-b+2c)

Answer 1

-2a + 4b - 3c.

Explanation:

(2a+3b-c) - (4a-b+2c)

Distribute the negative over the second parentheses.

= 2a + 3b - c - 4a + b - 2c

= -2a + 4b - 3c.

Answer 2

`-2a+4b-3c`

Explanation:

`(2a+3b-c) - (4a-b+2c)`

To add both polynomials , first we multiply the negative sign inside the parenthesis

`2a+3b-c -4a+b-2c`

Negative and negative is positive

Now combine like terms. the terms that has same variable are like terms

`2a+3b-c -4a+b-2c`

`-2a+4b-3c`

All are unlike terms, so this is our final answer

`-2a+4b-3c`