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3 years ago

Find the value of (5n+3)-(2n-5)when n=4

Mathematics

2 answers:

Ivan3 years ago

8 0

Answer:

F(n) = (5n + 3) - (2n - 5)

F(4) = (5*4 + 3) - (2*4 - 5)

= 20 + 3 - 8 + 5

= 20

Hope this helps!

SIZIF [17.4K]3 years ago

8 0

Answer:

Step-by-step explanation:

(5n+3)-(2n-5) =

= (5×4+3) - (2×4-5)

= (20+3) - (8-5)

= 23 - 3

= 20

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