where, if any, did jordana first make a mistake in her work?
jordana made a mistake when finding the scale factor.
jordana made a mistake when she calculated the length of side a.
jordana made a mistake when she calculated the length of side b.
jordana did not make any mistakes in her work.

All the answers were correct but her calculating was wrong.

Step-by-step explanation: Jordana could not find the scale factor she was looking in the wrong place but the answer was correct and when she calculated she it wrong but the answer was correct.

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step-by-step explanation:

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!