If 7x + 3 = 17, what is the value of 7x - 3?

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.

Explain how you can use the associative property to evaluate (7x50)x4.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?