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x=7
here the right answer
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Question
In a Rectangle adjacent sides measures x+2 and 2x-3 and perimeter is 40units.Find x
Given
Adjacent sides x+2 & 2x-3
perimeter is 40 units
To Find
Value of x
Length of Rectangle =x+2
Breadth of Rectangle=2x-3
Perimeter of Rectangle=2(l+b)
=>40=2(x+2+2x-3)
=>40=2(3x-1)
=>20=3x-1
=>21=3x
=>3x=21
x=21/3=7
x=7 units
Extra solved=>
Length of Rectangle =x+2=9
Breadth of Rectangle=2x-3=14-3=11
Check
40=2(l+b)
40=2(9+11)
40=2(20)
40=40
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