Question

(3x-2^4).7^3=2.7^4 Giúp mình với

Answer 1

=>(3x-16)=2*7=14

=>3x=30

=>x=10

Answer 2

\(\left(3x-2^4\right).7^3=2.7^4\)

\(\left(3x-2^4\right)=2.7^4\div7^3\)

\(3x-2^4=2.7\)

\(3x-2^4=14\)

\(3x=14+2^4\)

\(3x=30\)

`=>` \(x=30\div3\)

`=> x=10`