Question

3a+b+c - 2a-b-c Algebra Subtraction​

Answer 1

Answer:

Answer is "a"

Step-by-step explanation:

hope u have understood this .

Answer 2

Answer:

some standard identify

1) (a+b) 2 = a2 - 2ab + b2

2) ( a - b ) 2 = a2- 2 ab + b2

3) ( a+ b ) ( a- b ) = a2 b2

4) ( x+ a ) ( x + b) = x2 + ( a+ b) x+ ab

i hope it will help you A lot

Step-by-step explanation:

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