Question

2x+11=3(x-9)

tìm số nguyên x

Answer 1

2x + 11 = 3(x - 9)

2x + 11=  3x-27

3x - 2x = 11 + 27

x = 38

Answer 2

\(2x+11=3\left(x-9\right)\)

\(\Rightarrow2x+11=3x-27\)

\(\Rightarrow2x-3x=-27-11\)

\(\Rightarrow-x=-38\)

\(\Rightarrow x=38\)

Answer 3

x =38 

tick mk nha

Answer 4

2x + 11=3(x-9)

2x+11=3x-27

11+27=3x-2x

=> x=38

Vậy : x=38

TÍCH NHA !