Question

The isosceles triangle has a perimeter of 7.5 m.

Which equation can be used to find the value of x if the shortest side, y, measures 2.1 m?

Answer 1

7.5-2.1=5.4 the divide that two get the two equal side wich is 2.6 hope this helped 
:)))))

Answer 2

2.1 + 2x  = 7.5 hope this help have a wonderful and blessed day/night