уравнение 5 кл. 9х-4х+39=94

Question

уравнение 5 кл. 9х-4х+39=94

Answer 1

9х-4х+39=94

5х=94-39

5х=55

х=11

Answer 2

9x-4x+39=94

9x-4x=94-39

5x=55

x=55:5

x=11