Помогите!!!!!!!!!!!!!!!!!!!!!!!!!!!!
10c-4=8c+18 25a+22=14a+198 10c-8c=18+4 25a-14a=198-22 2c=22 11a=176 c=22:2 a=176÷11 c=11 a=16 10×11-4=8×11+18 25×16+22=14×16+198 106=106 422=422