Question

The value of -7(a + b + c) - {-5 (a + b + c)} is.............​

Answer 1

Answer:

-2(a+b+c)

Step-by-step explanation:

1. Remove the parentheses:

- 7 a +b+C) + 5(a + b+c)

2. Collect like terms:

-2(a*b+c)

Answer 2

Answer:

-2(a+b+c)

Step-by-step explanation:

-7(a+b+c) - {-5(a+b+c)}

-7a-7b-7c - {-5a-5b-5c}

-7a-7b-7c+5a+5b+5c

-2a-2b-2c

-2(a+b+c)