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3 years ago

Simplify m(2+n-m)+3(3n+m^2-1)

Mathematics

1 answer:

mina [271]3 years ago

4 0

Answer:2m^2+mn+2m+9n-3

Step-by-step explanation:

m(2+n-m)+3(3n+m^2-1)

open brackets

2m+mn-m^2+9n+3m^2-3

Collect like terms

3m^2-m^2+mn+2m+9n-3

2m^2+mn+2m+9n-3

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Step-by-step explanation:

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-----------------

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Step-by-step explanation:

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