A charge of -250 microc is located 220 cm down the -x axis

Question

Compute all given parts of following question:

Question: A charge of -2.50 µC is located 2.20 cm down the -x axis, that is, at the point (-2.20,0.00) cm.

Part A: Find the Electric Field vector at a point located 4.35 cm along the +x axis that is, at the point (4.35, 0.00) cm.

Part B: What are the x and y components

Please help for the above question, completely confused!! Show each steps if possible, Thanks.