Algebramedium · Past Paper
If 5x - 2y = 1 and 3x + 2y = 15, what is the value of x?
A2
B3
C4
D5
✓ Correct Answer: A — 2
Adding the two equations eliminates y: 8x = 16, so x = 2.
Share this question
More from Algebra
- What must be added to x^2 + 6x to make it a perfect square?
- Which is a factor of x^2 - 3x + 2?
- Find HCF of 2x^2 - 8 and x^2 - 4x + 4.
- If the sum of roots is 7 and product of roots is 10, the equation is:
- Solve for x: 1/(x+1) + 1/(x+2) = 2/(x+10). (Though simplified it involves x^2, certain forms at SEE level are treated via logic).