Which of the following is not the same as positive 7? 1. 0 +7
2. 07
3. 7 units to the left of O on a number line
4. the opposite of -7

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!