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February 28, 2015

February 28, 2015

Posted by **ryan** on Wednesday, June 22, 2011 at 9:52am.

- algebra 1 part 2 -
**PsyDAG**, Wednesday, June 22, 2011 at 11:24amq + d = 45

q = 45-d

10d + 25q = 7.65

Substitute 45-d for q in last equation and solve for d. Insert that value into the first equation and solve for q. Check by inserting both values into the last equation.

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