two equal sides of a triangle are each 4 meter less than three times the third side. if the perimeter of the triangle is 55 meters.find the length of it's sides.
Answers
Answered by
3
Step-by-step explanation:
.(3x-4)+(3x-4)+x=55
6x-8+x=55
7x-8=55
7x=55+8
7x=63
x=63/7
x=9
other two side=3×9-4
=27-4
23
Similar questions