Question

scored 50 marks. How many questions were there in the test?
Equations Reducible to a Pair of Linear Equations in Two Variable
each right answer and losing 1
stark for each wrong answer. Had 4 marks been awarded for each correct answer
and 2 marks been deducted for each incorrect answer, then Yash would have
Places A and B are 100 km apart on a highway. One car starts from A and anothe
from B at the same time. If the cars travel in the same direction at different speed
they meet in 5 hours. If they travel towards each other, they meet in 1 hour. Wh
are the speeds of the two cars?
The area of a rectangle gets reduced by 9 square units, if its length is reduced
5 units and breadth is increased by 3 units. If we increase the length by 3 units
the breadth by 2 units, the area increases by 67 square units. Find the dimens
is section, we shall discuss the solution of such pairs of equations which
r but can be reduced to linear form by making some suitable substitutio
explain this process through some examples.
17. Solve the pair of equations:
of the rectangle.​

Answer 1

Answer:

so much big question will take time to answer