if f (x)=3x+5 find the value of f(7)-f (5)
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Answer:
hey
the answer is 6.
I hope it is helpful
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Answered by
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Step-by-step explanation:
f(7)=3×7+5
=21+5
=26
f(5)=5×3+5
=15+5
=20
f(7)-f(5)=26-20=6
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