What is the solution set of x^2+5x-5=0

In what form is the following linear equation written y=9x+2

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

What is the perimeter of an equilateral triangle if each side is (x+3)?