Rady recycled 4 cans less than 3 times the number of cans addison recycled, x. which expression represents the total number of cans that brady recycled? 4x−3 3−4x 4−3x 3x−4

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 base of 1/9 to the power of 2

Having a hard time understanding this question (see attachment).