Question

Measure of angle abc

Answer 1

I'm not 100% sure that this is correct, but I did as much as I understood: m ∠ ABC = (3x+6) + (7x-18) = (10x - 12)°

I'm reallly sorry if I got this wrong or if this was useless to you, but I hope this helped!

Answer 2

10x-12 is the answer I believe