h = 2

You must isolate the variable to solve using the order of operations, or PEMDAS.

Subtract 3 from both sides of the equation, and subtract 2h from both sides of the equation.

Divide both sides of the equation by 2.

The answer to this question would be 8,4,4
*) 2/4+3i
2+3i
I'm not sure is that right or wrong
First two are scalene last one is isosceles.