Question:
If x+7y=7 and 7x-3y=-3, then y =?
If x+7y=7 and 7x-3y=-3, then y =?
Updated On: Aug 27, 2024
- 1
- 7
- -3
- 0
Hide Solution
Verified By Collegedunia
The Correct Option is A
Solution and Explanation
The correct option is (A): 1
Was this answer helpful?
1
0
Top Questions on Solution of a Linear Equation
- The pair of linear equations \(a_1x+b_1y+c_1=0\) and \(a_2x+b_2y+c_2=0\) has a unique solution, then
- AP POLYCET - 2024
- Mathematics
- Solution of a Linear Equation
- If 3x+4y = 60 and 4x+3y= 59, then the value of x+y is:
- CUET (PG) - 2023
- Mathematics
- Solution of a Linear Equation
- Consider the following three equations:
2x+3y+5z=9, 7x+3y-2z=8, 2x+3y+λz=μ
A. For λ ≠5, system will have a unique solution.
B. For λ=5, μ ≠ 9, system will have infinite solution.
C. If λ=5 and μ=9, system will have infinite solution.
D. For μ = 9, system will have no solution.
E. For λ = 5, system will have no solution.
Choose the correct answer from the options given below.- CUET (PG) - 2023
- Mathematics
- Solution of a Linear Equation
- If 8=4" 2 and, x+2y+z=35 then the value of x is:
- CUET (PG) - 2023
- Mathematics
- Solution of a Linear Equation
- The values of M and N, which satisfy the equation M-N+9=0 and M+3N=19, are respectively:
- CUET (PG) - 2023
- Mathematics
- Solution of a Linear Equation
View More Questions
Questions Asked in TS POLYCET exam
- The value of \(\tan 26^\circ. \tan 64^\circ\) is
- TS POLYCET - 2023
- Trigonometry
- When white light is incident on a glass prism, the least deviated colour is
- TS POLYCET - 2023
- Wave Optics
- If 5x+py+8=0 and 10x+15y+12=0 has no solution, then p =
- TS POLYCET - 2023
- Quadratic Equations
- If \(\sec \theta = \frac{2}{\sqrt{3}}\),then \(cosθ=\)
- TS POLYCET - 2023
- Trigonometry
- In the figure, if AP and AQ are the two tangents to a circle with centre 'O' so that \(∠OQP=15°\), then \(∠QAP=\)
- TS POLYCET - 2023
- Tangent to a Circle
View More Questions