Question

Simplify:
(a) (2x + 1)(2x + 3) - (x - 4)(2x + 1)
(b)(5x - 3)(x + 4) - (2x + 5)(2x - 1)
(c) (2x + 3y)(3x + 4y) - (4x + 5y)(5x - 6y)
(d)/(I + m - n) + m(I - m + n) + n(-1 + m + n)
Fastest and clearest answer gets Brainliest

Answer 1

Answer:

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