Question

2.x-138=2 mũ 3 . 3 mũ 2

Answer 1

2.x-138=8.9

2.x-138=72

2.x=72+138

2.x=210

x=210:2

x=105

k cho mình nha

Answer 2

\(2x-138=2^3.3^2\)

\(=>2x-138=72\)

\(=>2x=72+138\)

\(=>2x=210\)

\(=>x=\frac{210}{2}\)

\(=>x=105\)

Answer 3

2.x -138 = 8.9
2.x -138= 72
2.x= 72+138
2.x=210
x=210: 2
x=105