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July 24, 2014

July 24, 2014

Posted by **kayla** on Tuesday, December 4, 2012 at 7:21pm.

- algebra -
**Ishu**, Tuesday, December 4, 2012 at 7:23pmQuestion 1

3v + c = 22 (1)

2v + 4c = 28 (2)

From (1)

3v + c = 22

c = 22 - 3v (3)

Substitute (3) into (2)

2v + 4(22 - 3v) = 28

2v + 88 - 12v = 28

-10v = -60

v = 6

Therefore, the number of people that can be transported in a van is 6

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