1.

A-(a-b)-b-b-(b-a)Answer this

Answer»

ANSWER:

a - (a - B) - b - b - (b - a)

= a - a + b - b - b - b + a

= a - a + a + b - b - b - b

= 0 + a + 0 - b - b

= a - 2B



Discussion

No Comment Found