Posted by Taylor on Sunday, October 28, 2007 at 1:31pm.
Solve the following system. Then explain what your answer means in the context of the problem.
3x+3y=15
x+y=4

Algebra II  drwls, Sunday, October 28, 2007 at 1:46pm
Substitute 4y for x in the first equation, and solve for y.
12 3y + 3y = 15
12 = 15, which is impossible.
There is no solution to the the pair of equations. They represent a pair of parallel lines that never intersect.
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