(3x - 2^4) - 7^3 = 2.7^4
(3x-2^4).7^3=2.7^4
=> 3x-2^4 = 2.7
=> 3x - 16 = 14
=> 3x = 30
=> x = 10
( 3x - 24 ) . 73 = 2.74
=> ( 3x - 16 ) = 2 .( 74 : 73 )
=> ( 3x - 16 ) = 2 . 7
=> 3x - 16 = 14
=> 3x = 30
=> x = 10
(3x-2^4).7^3=2.7^4
\(\left(3x-2^4\right).7^3=2.7^4\\ \Leftrightarrow3x-16=2.7^4:7^3\\ \Leftrightarrow3x=14+16\\ \Leftrightarrow3x=30\\ \Leftrightarrow x=10\)
Vậy...
\(\left(2x-2^4\right).7^3=2.7^4\)
\(\Leftrightarrow\left(2x-2^4\right)=2.7^4:7^3\)
\(\Leftrightarrow2x-2^4=2.7\)
\(\Leftrightarrow2x-16=14\)
\(\Leftrightarrow2x=30\)
\(\Leftrightarrow x=15\)
Vậy ..
( 3x - 24 ) . 73 = 2 . 74
( 3x - 16 ) . 343 = 4802
3x - 16 = 4802 : 343
3x - 16 = 14
3x = 14 + 16
3x = 30
x = 30 : 3
x = 10
(3x-2^4).7^3=2.7^4 Giúp mình với
=>(3x-16)=2*7=14
=>3x=30
=>x=10
\(\left(3x-2^4\right).7^3=2.7^4\)
\(\left(3x-2^4\right)=2.7^4\div7^3\)
\(3x-2^4=2.7\)
\(3x-2^4=14\)
\(3x=14+2^4\)
\(3x=30\)
`=>` \(x=30\div3\)
`=> x=10`
(3x-2^4).7^3=2.7^4.giải dùm nha
\(\left(3x-2^4\right).7^3=2.7^4\)
=> \(\left(3x-2^4\right)=2.7^4:7^3\)
=> \(\left(3x-2^4\right)=2.7^1\)
=> \(\left(3x-2^4\right)=14\)
=> \(3x=14+2^4\)
=> 3x = 14 + 16
3x = 30
x=30 : 3
x = 10
Vậy x = 10
#Ori_deeptry
|x-3|=7-(-2)
(3x-2^4).7^3=2.7^4
x-[42+(-28)=-8
/x-3/=7-(-2)
/x-3/=9
x=/9+3/
x=/12/
x=/12/
<=> x= 12; -12
( 3x-24)*73=2*74
(3x-16)*343=4802
3x-16=14
3x=14+16
3x=30
=> x = 10
x-[42+(-28)]=-8
x-14=8
x=8+14
x=22
(3x-2 mũ 4 ).7 mũ 3=2.7 mũ 4 bao nhiêu???
\(\left(3x-2^4\right).7^3=2.7^4\)
\(\Rightarrow\left(3x-2^4\right)=2.7^4:7^3=14\)
\(\Rightarrow\)\(3x=14+16=30\)
\(\Rightarrow x=30:3=10\)
nghĩ là ông dũng đi trần duy hưng
28.(3x-24).73=2.74 .tìm x
(3x – 24).73 = 2.74
\(\left(3x-2^4\right).7^3=2.7^4\)
\(3x-2^4=2.7^4:7^3\)
\(3x-16=2.7\)
\(3x-16=14\)
\(3x=14+16\)
\(3x=30\)
\(x=30:3\)
\(x=10\)
Vậy: x = 10
Nhớ k cho mình nhé! Thank you!!!
3x-2^4 = 2.7^4 : 7^3 = 2.7 = 14
3x = 14 + 2^4 = 14 + 16 = 30
x = 30 : 3 = 10
k mk nha
( 3x - 24 ) . 73 = 2 . 74
( 3x - 16) . 343 = 4802
3 . x - 16 = 4802 : 343
3 . x - 16 = 14
3 . x = 16 +14
3 . x = 30
x = 30 : 3
x = 10
(3x-2^4 ) : 7^3=2.7^4
mn giúp mk vs mk đag rất là gấp
(3x-24).73=2.74
(3x-16).343=4802
3x-16=4802:343
3x-16=14
3x=14+16
3x=30
x=30:3
x=10
t ick cho mk nha bn
bn lonely girl nhìn sai đề r
gam tjf