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Blababa [14]
3 years ago
15

Will give brainliest ASAP PLEASE HELP!

Mathematics
1 answer:
sveticcg [70]3 years ago
5 0

Answer:

7k+7

41

Step-by-step explanation:

Distribute the 7 -

7(k+1)

7 * k = 7k

7*1 = 7

so 7k + 1

Insert 3 instead of x, so it reads -

5(3)^{2} - 4

3^{2} = 9

9 * 5 = 45

45 - 4 = 41

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