Question

tìm x, biết 

a)x+26=30

b)x-60=23

Answer 1

a) x+26=30

=>x=30-26

=>x=4

b)x-60=23

=>x=60+23

=>x=83

Answer 2

a) x + 26 = 30

            x = 30 - 26

            x = 4

b) x - 60 = 23

           x = 23 + 60

            x = 83