Answer:
(C) Annie did not make a mistake
Step-by-step explanation:
To isolate the variable k in the equation
, we'd have to subtract 7.5 from both sides so we just had k on one side.
This is exactly what Annie did, and therefore, her answer is correct.
Hope this helped!

Two negatives equals a positive:

Add the numerators and keep the denominator:
Answer:
Line passing through
.
Graph is attached.
Step-by-step explanation:
y-intercept:

x-intercept:

Sketch a line passing through
.
Graph is attached.
Answer:
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