Question

3.5x+2.2x=4.56   Напишите действия и ответ)

Answer 1

3.5x+2.2x=4.56
5.7х = 4.56
x= 4.56/5.7
х= 0.8

Answer 2

5,7х=4,56  х=4,56/5,7   х=0,8