Question

решите уравнение х+(х-35)+(х+100)=875

Answer 1

х+х-35+х+100=875

3х=875+35-100

3х=810

х=270 :)

 

Answer 2

 х+(х-35)+(х+100)=875

x+x-35+x+100=875

3x+65=875

3x=875-65

3x=810

x=810:3

x=270