a triangle has a perimeter of 48" and the dimensions of each side are given as x+3 4x-1 2x-3

ANSWERS

2015-10-28 21:33:33

48" means 48 inches anyway the perimiter is the distance around or the sum of the sides perimiter=48=x+3+4x-1+2x-3=7x-1 48=7x-1 add 1 to both sides 49=7x divide both sides by 7 7=x x+3=7+3=10 4x-1=4(7)-1=28-1=27 2x-3=2(7)-3=14-3=11 the sides are 10", 27" and 11" x=7

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