Question

(a - b + a b ) +( b- c+ bc) - (a - b - ac) = ??​

Answer 1

Answer:

hey mate hope it hepls

plzz do follow

Answer 2

Answer:

$\large\boxed{\sf{b(a+1)+c(a-1)}}$

Step-by-step explanation:

$(a - b + ab) + (b - c + bc) - (a - b - ac) \\ \\ = \cancel{ a }- \cancel{b} + ab + \cancel{b }- c + bc - \cancel{ a} + b + ac \\ \\ = ab - c + b + ac \\ \\ = ab + b + ac - c \\ \\ = b(a + 1) + c(a - 1)$