Question

(11mn²+10mn-3) - (-mn²-6mn-11)+(-mn²+10)

simplify the above (algebra sum)

Answer 1

Answer:

$11m {n}^{2} + 16mn +7$

Step-by-step explanation:

First open the brackets by multiplying the given signs

$11m {n}^{2} + 10mn - 3 + m {n}^{2} + 6mn + 11 - m {n}^{2} + 10$

Now simplify by adding and subtracting the like and unlike terms

$11m {n}^{2} + 16mn + 7$

This is the simplified answer to your question