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PLZ help with this it should be super easy plz and thx
49.5k views
3 votes
PLZ help with this it should be super easy
plz and thx

PLZ help with this it should be super easy plz and thx-example-1
User Tbhartman
by
4.4k points

2 Answers

1 vote

Answer:

-m²+81

Explanation:

Hello There!

9x-m=-9m

9x9=81

mx-m=-m²

9xm=9m

9m-9m=0

we would be left with

-m²+81

User Basel Juma
by
4.4k points
3 votes

Answer:

81 - m²

Explanation:

Use (a + b)(a - b) = a² - b² identity

(9 + m)(-m + 9) = (9 + m)(9 - m)

= 9² - m²

= 81 - m²

User Sudheer Jami
by
4.1k points
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