algebra
posted by Ann .
Solve using the eliminattion method. Show your work. If the system has no solution or an infinite number of solution, state this.
2x8y==42
4x+6y=18

algebra 
bobpursley
multiply the first equation by negative 2
4x+16y=84 check the sign, ==42?
4x+6y=18
add the equations....
24y=102
y=102/24
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