Which number sentence below matches this word problem?
jen and marcus got 13 miles up river before they ran out of gas. they floated
12 miles back down river before they reached the shore. how far did they
get?
o a. 12 +13 = 25
o b. 13-12 = 1
o c. 156 + 12 = 13
o d. 13 -1 = 12

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

answer:

f(5/2) = 10/3

i hope this you!

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step-by-step explanation:

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: