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October 21, 2014

October 21, 2014

Posted by **chris** on Sunday, January 29, 2012 at 1:50pm.

- math-word problem -
**PsyDAG**, Monday, January 30, 2012 at 5:24pmLet x = adult and Y = child tickets.

x + y = 28

x = 28 - y

5x + y = 100

Substitute 28-y for x in third equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the third equation.

- math-word problem -
**cel**, Tuesday, January 31, 2012 at 9:42pmfrom a board 38 1/2 inches long pete cut a piece 17 5/8 inches long how long was the remaining piece

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