Christine went shopping and bought each of her six nephews a gift, either a video costing $14.95 for a CD costing $16.88. She sp
ent $99.35 on the gifts. How many videos and how many CDs did she buy?
2 answers:
Let v = number of video's she bought
Let c = number of CD's she bought
v+c=16
1495v+1688c=9355
Multiply both sides of (1) by 1495
and subtract (1) from (2)
-1495v-1495c=-8970
193c=386
c=2h
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