Question

4x - 20 = 2mũ 5:2 mũ 3

Answer 1

4x-20=2^5 : 2^3

4x-20=2^2

4x=2^2+20

4x=24

x=24 : 6

x=4

HT

Answer 2

Mình nhầm đoạn cuối nhé

x=24:4

x=6 

xin lỗi bạn!

Answer 3

\(4x-20=2^5:2^3< =>4x-20=4< =>4x=24< =>x=6\)

Answer 4

\(4x-20=2^5:2^3\)

\(4x-20=4\\ 4x=24\\ x=6\)

Answer 5

\(4x-20=2^5:2^3\)

\(\Leftrightarrow4x=24\)

hay x=6