What is the value of x if 6 + 7 - 9 + 4x = 12

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.

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)