Question

x+20=80+110

Answer 1

x + 20 = 190

=> x= 90 - 20 = 70

Answer 2

x+20=80+110

x+20=190

x=190-20

x=170

Answer 3

x + 20 = 80 + 110

x + 20 = 190

x = 190 - 20

x = 170

Answer 4

X + 20 = 80 + 110 

x + 20 = 190

x = 190 - 20 

x = 170 

kl : x = 170

Answer 5

\(x+20=80+110\)

\(x+20=190\)

           \(x=190-20\)

           \(x=70\)

Answer 6

x = 170 nha

Answer 7

x+ 20 = 80 + 110 

x+ 20 = 190 

x= 170

đap số x= 170

Answer 8

x + 20=80+110

x+20= 190

x=190-20 

x=170