please solve q 12 -answer is given in bracket
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Hey
Here is your answer,
4x-7=3x+5
4x-3x=5+7
x=12
Perimeter of a square =( 4x-7)+(4x-7)+(3x+5)+(3x+5)
=4x-7+4x-7+3x+5+3x+5
=8x+6x -14+10
=14x-4
=14x12-4
=168-4
=164
Side =4x-7
=4x12-7
=48-7
=41cm
Hope it helps you!
Here is your answer,
4x-7=3x+5
4x-3x=5+7
x=12
Perimeter of a square =( 4x-7)+(4x-7)+(3x+5)+(3x+5)
=4x-7+4x-7+3x+5+3x+5
=8x+6x -14+10
=14x-4
=14x12-4
=168-4
=164
Side =4x-7
=4x12-7
=48-7
=41cm
Hope it helps you!
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