MCQ
$x = 2, y = - 1$ is a solution of the linear equation:
- A$x + 2y = 4$
- B$2x + y = 5$
- C$2x + y = 0$
- ✓$x + 2y = 0$
✓
Answer
Correct option: D.
$x + 2y = 0$
$2 + 2(-1) = 2 - 2 = 0.$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
If the volume of a cube is $343\ cu.cm,$ then its edge is:
→If one angle of a parallelogram is 24° less than twice the smallest angle, then the measure of the largest angle of the parallelogram is
The perpendicular distance of a point $Q(4, 7)$ from $y-$axis is:
→Which of the following is not true for the Parallelogram?
The volume of a sphere of radius $2r$ is:
→If $\angle A, \angle B, \angle C$ and $\angle D$ of a quadrilateral ABCD, taken in order, are in the ratio $3: 7: 6: 4$, then ABCD is a
→If $\text{x}=2+\sqrt{3}$ then $\Big(\text{x}+\frac{1}{\text{x}}\Big)$ equals:
→A rational number equivalent to $\frac{7}{19}$ is:
→The number of interwoven isosceles triangles in a Sriyantra is:
In the given figure, $BOC$ is a diameter of a circle and $AB = AC.$ Then, $\angle\text{ABC}=?$ 
→