Keith bought a soft drink for 4 dollars and 9 candy bars . He spent a total of 31 dollars . How much did each candy bar cost ?
2 answers:
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Answer:
1. x= 12 y= 8
2. x= 6 and y=6
3. x = 3 y= 9
4. x=8 y= 8
5. x =24 y= 12
6. x=15 y=15
7. y=15 x=10
8. x =8 y= 8
9. x =4 y=
10. z =10
11. x = 10
12. z=34
13. y=45