Question

Pls help! What did i do wrong and writ the right annswer pls! Tyytyt

Answer 1

Answer:

you forgot to put the negative

Step-by-step explanation:

Answer 2

Answer:

$-6n^{2}$

Step-by-step explanation:

(You are very close, but your answer should be negative.)

Solve: (m - 3n)(m + 2n) - m(m - n)

$(m - 3n)(m + 2n) - m(m - n)\\(m - 3n)(m + 2n) - m^{2} +mn$

$m^{2} +2mn - 3mn - 6n^{2} -m^{2} +mn\\= -6n^{2}$