SOLUTION: Christine went shopping and bought each of her ten nephews a gift, either a video costing 14.95 or a CD costing 16.88. She spent 166.87 on the gifts. How many videos and how many C
Algebra.Com
Question 891376: Christine went shopping and bought each of her ten nephews a gift, either a video costing 14.95 or a CD costing 16.88. She spent 166.87 on the gifts. How many videos and how many CDs did she buy?
Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
x for videos
y for CD's
Ten nephews means ten gifts, so x+y=10. That accounts for number of gifts.
14.95x+16.88y=166.87 accounts for the cost of the ten gifts.
;
Multiply both sides by -1.
; and the value for y is obvious.
RELATED QUESTIONS
Christine went shopping and bought each of her 10 nephews a gift, either a video costing... (answered by CubeyThePenguin)
Christine went shopping and bought each of her ten nephews a gift, either a video costing (answered by jorel1380)
Christine went shopping and bought each of her ten nephews a gift,either a video costing... (answered by stanbon)
christine went shopping and bought each of her seven nephews a gift, either a video... (answered by rfer)
christine went shopping and bought each of her seven nephews a gift, either a video... (answered by macston)
Christine went shopping and bought each of her nine nephews a gift, either a video... (answered by checkley77)
christine went shopping and bought each of her five nephews a gift, either a video... (answered by richwmiller)
Christine went shopping and bought each of her nine nephews a gift, either a video... (answered by jorel1380)
Christine went shopping and bought each of her nine nephews a gift, either a video... (answered by swincher4391)