Question

(198+х)÷2=560
Решить уравнение

Answer 1

(198/2)+(x/2)=560
99+(x/2)=560
x/2=560-99
x/2=461
x=2*461
x=922

Answer 2

(198/2)+(x/2)=560
99+(x/2)=560
x/2-560-99
x/2=461
x=2*461
x=922