exam Maths Puzzle Numerical Ability

4x+6y=15
-x+2y=5

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exam Other Question

Please help solving this rational equation:

2- (x-1)/(x+3)=(x-3)/(x-4) Please help me with understanding Cramer's rule. Could you be so kind as to solve this problem and explain each step also? I have to find the ordered pair by using Cramer's rule. T