Question

x + 60 = 70 + 80

Answer 1

x+60=70+80

x+60=150

x=150-60

x=90

Answer 2

x + 60 = 70 + 80

x + 60 = 150

x         = 150 - 60

x          = 90

Answer 3

x + 60 = 70 + 80 

x + 60 = 150

x= 150 - 60 

x = 90

Answer 4

X+60=70+80

X+60=150

X=150-60

X=90

Answer 5

x=90 nhé bạn 

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