Posted by Liz on Sunday, March 21, 2010 at 4:23pm.
Solve by the elimination method
2r5s=1
5r+2s=46
The solution is _______, or there are infinitely many solutions, or there is no solution

Algebra  PsyDAG, Monday, March 22, 2010 at 12:09pm
4r  10s = 2 (multiplied by 2)
25r +10s = 230 (multiplied by 5)
Add the two equations.
29r = 232
r = 8

Algebra  Anonymous, Thursday, March 25, 2010 at 4:57pm
which of these is an easy way to solve the following system using the sustitution method:3x+4y=11 and x+6y=0
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