Answer:
C. 3
Step-by-step explanation:
Since it's division, you flip the second equation and cancel out both a-3.
7 goes into 21 3 times leaving the numerator with 3.
since the denominator is 1, you don't have to show it.
3
you flip the fraction and do cross multiply and you get your answer
53.55 / 85 = 0.63
0.63 * 100 = 63
63 - 38 = 25
watch was 25 before discount
not a function - it does not pass the vertical line test.
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