The area of a rectangle gets reduced by 9 square units, if its length is reduced by 5 units and breadth is increased by 3 units. if we increase the length by 3 units and breadth by 2 units the area is increased by 67 square units.Find the length and breadth of the triangle
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Step-by-step explanation:
let breadth be x
and length be y
therefore area of rectangle=xy
from first condition,
xy-9=(y-5)(x+3)
xy-9=xy+3y-5x-15
therefore, the first equation becomes 5x-3y=-6
similarly from second condition
the equation becomes
3x+2y=61
(solve the equation )
ans:x= breadth=9units
y=length=17
hope you'll understand it
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