Question

Решите Уравнения 5x+x=10; 4x+2x=5; 4x+2x-x=10

Answer 1

5x+x= 10 , 6x=10, x=10/6=5/3
4x+2x=5 , 6x=5, x=5/6
4x+2x-x=10, 5x=10, x=2