Please help me find the Equilibrium (M) and the Equilibrium Constant with these numbers! I am stuck!

Prepared solutions, absorbance, and calculated [FeSCN2+] Solution 1 Solution 2 Solution 3 Solution 4 Solution 5 Concentration iron(III) nitrate [Fe(NO3)31 (M) 0.00350 0.00350 0.00350 0.00350 0.00350 Concentration potassium thiocyanate [KSCN] (M) 0.00350 0.00350 0.00350 0.00350 0.00350 Volume Fe(NO3)3 (mL) 5.00 5.00 5.00 5.00 5.00 Volume KSCN (mL) 5.00 4.00 3.00 2.00 1.00 Volume Dl water (mL) 0.00 1.00 2.00 3.00 4.00 Initial concentration [Fe3+] (M) 0.00175 0.00175 0.00175 0.00175 0.00175 Initial concentration (SCN) (M) 0.00175 0.00140 0.00105 0.000700 0.000350 Absorbance 0.616 0.485 0.391 0.257 0.139 Equilibrium (FeSCN2+1 (M) Equilibrium constant Kc Average Kc