Question

Find the sum of a – b + ab, b + c – bc and c – a –

ac​

Answer 1

Step-by-step explanation:

Sum of a−b+ab , b+c−bc and c−a−ac

=(a−b+ab)+(b−c−bc)+(c−a−ac)

=a−b+ab+b+c−bc+c−a−ac

Rearranging and collecting like terms,

=a−a−b+b+c+c+ab−bc−ac

=2c+ab−ac−bc

Answer 2

Answer:

2ab-c= a

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