English, asked by sheryagrawal, 10 months ago

if f(x)=3x+5 evalute f (7)-f(5)

Answers

Answered by ajharshvardhan123

2

Answer:

6

Explanation:

f(x)=3x+5

f(7)=3(7)+5=26

f(5)=3(5)+5=20

so f(7)-f(5)=26-20=6

Answered by nagakalakoppalli

1

Explanation:

f(7)= 21+5=26

f(5)=15+5=20

f(7)-f(5)=26-20

= 6

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