Question

2.3^x+14=20

Answer 1

\(6^x = 6\)

\(x = 1\)

Answer 2

\(2\cdot3^x+14=20\)

\(2\cdot3^x=20-14\)

\(2\cdot3^x=6\)

\(3^x=3\)

\(3^x=3^1\)

\(x=1\)

Answer 3

2.3^x+14=20

=>2.3^x=20-14=6

=>3^x=6:2=3=3¹

=>x=1

Vậy x=1

Answer 4

2.3^x+14=20

=>2.3^x=20-14=6

=>3^x=6:2=3=3¹

=>x=1

Vậy x=1