Sunday

January 25, 2015

January 25, 2015

Posted by **Anonymous** on Saturday, January 10, 2009 at 3:06pm.

a) 4 caps, $9/cap

b) 7 caps, $0/cap

c) 5 caps, $5/cap

d) 2 caps, $7/cap

e) 7 caps, $1/cap

f) 4 caps, $5/cap

My answer: a, c, e

Am I correct?

- Math: slope problem -
**bobpursley**, Saturday, January 10, 2009 at 3:14pmIf the line is

3=-3*6+b

b=21 so

$/cap=-3(caps)+21

a) 9=-3(4)+21=-12+21=9 checks

b) 0=-3(7)+21=0 checks

c) 5=-3(5)+21=6 does not check

You can check the rest.

- maths ncrt -
**paras**, Friday, December 31, 2010 at 2:26am(0-8/5)is a solution of 2x-5y=7 is/not how

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