Mathematics, 06.11.2020 06:50, Eruein

Suppose △ABC is equilateral, and △DEF is isosceles. If AB=3y+5in. and the perimeter of △ABC is 33x + 18 in., EF=5y +6in., DF=20in. and the perimeter of △DEF is 30x + 102 in. solve for x, y and the perimeter of △ABC and △DEF

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Suppose △ABC is equilateral, and △DEF is isosceles. If AB=3y+5in. and the perimeter of △ABC is 33x +...