3 years ago

What is (n+8) + (n−12)

Mathematics

2 answers:

harina [27]3 years ago

4 0

Answer:

2n - 4.

Step-by-step explanation:

(n+8) + (n−12)

= n + 8 + n - 12

= n + n + 8 - 12

= 2n - 4.

shepuryov [24]3 years ago

3 0

Answer:

2n-4

Step-by-step explanation:

add like terms. n+n=2n 8+-12=-4

2n-4

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