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If f(x)=2x+7 and g(x)=3-, find (f-g)(5)
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If f(x)=2x+7 and g(x)=3-, find (f-g)(5)

User Dave Clements
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1 Answer

2 votes

Answer:

(f-g)(5) = 14

Step-by-step explanation:

Given the functions;

f(x) = 2x+7

g(x) = 3

f(x) - g(x) = 2x+7 -3

f(x)-g(x) = 2x+4

Substitute x = 5 int the result

(f-g)(x) = 2x +4

(f-g)(5) = 2(5) + 4

(f-g)(5) = 10+4

(f-g)(5) = 14

User Sahbaz
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