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vovangra [49]
3 years ago
12

Please help. Evaluate 5(n+3)-7n , when n = 6

Mathematics
2 answers:
olga nikolaevna [1]3 years ago
7 0

Answer:

3

Step-by-step explanation:

Okay, since we know what <em>n</em> equals to, all we have to do is insert 6 where <em>n</em> was:

5(6+3)-7(6)

Now we just need to simplify, so:

30 + 15 - 42

45-42

And we get our answer

= 3

never [62]3 years ago
5 0

Answer:

3

Step-by-step explanation:

because if N = 6, then you will have to substitute the n to n and then do the order of operation. first it will be 6+3=9 and then 9*5=45. then you will do 7*6=42 and then subtract 45-42=3

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