If f(x) = 5x – 2 and g(x) = 2x + 1, find (f+g)(x). O A. 3x-1
O B. 4x-3
O c. 7x-1
O D. 7x-3
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Help plzzz

C

Step-by-step explanation:

(f + g)(x) = f(x) + g(x), thus

f(x) + g(x)

= 5x - 2 + 2x + 1 ← collect like terms

= 7x - 1 → C

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

christopher is 272,195 year old

step-by-step explanation: