Question

tìm x

2^x - 60 : 3 =12

Answer 1

\(\Rightarrow2^x=12+20=32=2^5\\ \Rightarrow x=5\)

Answer 2

\(\Leftrightarrow2^x-20=12\\ \Leftrightarrow2^x=32\\ \Leftrightarrow2^x=2^5\\ \Leftrightarrow x=5\)

Answer 3

\(\Leftrightarrow2^x=32\)

hay x=5

Answer 4

\(2^x\)−20=12

\(2^x\)=32

\(2^x\)=25

x=5

nhớ like cho mình nhé