kspe2201 kspe2201

18-04-2017
Mathematics

contestada

the length and width of a rectangle are 7 cm and (x-8) cm respectively. find the value of x if the area of the rectangle is 42 cm2

Respuesta :

luispijelecacho luispijelecacho

19-04-2017

7 (x-8)=42
x-8=6 Because 7/42=6
x=6+8
x=14

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