Could someone please help me with this question?

Using the formula E=IZ, fur the voltage of E in a circuit when the current J is 3-j Amps and the impedance is 3+2j ohms?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Alogical argument that is presented in graphical form using boxes and arrows is called?

Hich equation can pair with x + 2y = 5 to create an inconsistent system? 2x + 4y = 3 5x + 2y = 3 6x + 12y = 30 3x + 4y = 8