Posted by Candy on .
X2y=1
2x+y=4
solve each system using elimination. Tell whether the system has one solution, many solutions, or no solution.

Algebra 
PsyDAG,
2x+y = 4
Multiply first equation by 2.
2x  4y = 2
Subtract first equation from second.
5y = 6
y = 6/5 = 1.2