4x+15-10x=5-11x
4x-10x+11x=5-15
5x = - 10
х = ( - 10) : 5
x= - 2
проверка
4*(-2) +15-10*(-2) = 5-11*(-2)
27 = 27
4x+15-10x=5-11x
4x-10x+11x=5-15
5x = - 10
х = ( - 10) : 5
x= - 2
проверка
4*(-2) +15-10*(-2) = 5-11*(-2)
27 = 27