jdlambert79 jdlambert79
  • 26-03-2018
  • Mathematics
contestada

a rectangle had side lengths of (3x + 6) inches and (2x - 4) inches. write an expression to represent the perimeter of the rectangle. then find the value of x if the perimeter is 94 inches.

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Mirdlinepagenel Mirdlinepagenel
  • 26-03-2018
 the value of x is
2(3x+6+2x-4)=94
6x+12+4x-8=94
6x+4x=94-12+8
10x=90
x=9
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