book Maths Puzzle Numerical Ability

x-2y=2
2x+3y=11

use substitution method to solve system
if dependant or inconsistant please indicate

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Solve: 1.3y + 4.4 = 0.8y + 4.1 My question is : A passenger train leaves the train depot 2 hours after a freight train leaves the same depot. The freight train is traveling 20 mph slower than the passenger tra