Same chapter3 marksDifficulty: Medium
Solve by cross multiplication: 2x + 3y = 12 and 3x − 2y = 5.
Simultaneous Linear Equations
3 marksDifficulty: Medium
Solve the simultaneous equations: 3x + 2y = 16 and 5x − 2y = 0.
Original Khojo Papers practice question — not from a past board paper.
Answer
x = 2 and y = 5
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
Adding the two equations eliminates y: 8x = 16, so x = 2. Substituting into 3x + 2y = 16 gives 6 + 2y = 16, so y = 5.
Related questions
From the same topic and chapter, at a similar level.
Same chapter1 markDifficulty: Medium
The solution of x + y = 7 and x − y = 1 is:
Simultaneous Linear Equations
Same chapter3 marksDifficulty: Medium
Solve: 3x − 2y = 5 and x + 4y = 11.
Simultaneous Linear Equations
Same chapter3 marksDifficulty: Medium
Solve by elimination: 4x + 3y = 17 and 2x − 3y = 1.
Simultaneous Linear Equations
Same chapter3 marksDifficulty: Easy
Solve: 2x + 3y = 13 and x + y = 5.
Simultaneous Linear Equations
Same chapter4 marksDifficulty: Hard
Five years ago a father was seven times as old as his son. Five years hence the father will be three times as old as his son. Find their present ages.
Simultaneous Linear Equations