In ΔCDE, M∠C = (x − 4)°, m∠D = (11x – 11)°, and m∠E = (x +

Last updated: 7/18/2022

In ΔCDE, M∠C = (x − 4)°, m∠D = (11x – 11)°, and m∠E = (x + 13)°. Find m∠C.