a ) 2x - 138 = 2 ^ 3 . 3 ^ 2
2x - 138 = 8 . 9
2x - 138 = 72
2x = 210
x = 105
b ) ( 3x - 2 ^ 4 ) . 7 ^ 2 = 2 . 7 ^ 4
( 3x - 16 ) . 49 = 4802
( 3x - 16 ) = 98
3x = 114
x = 38
tim x
a,2x-138=2^3.3^2
b,20-[7.(x-3)+4]=2
c,[6x-39]*3.28=5628
2^2.4^4.2^6.2.2=
2.2^3.2^7.2^4=
3^2.3=
3^4.3^3.3=
3.3^5.3^4.3^2=
3.3^6.3^7.3^4=
4.4^3=
4^5.4.4^7=
4.4^3.4^5.4^6=
5.5^6
5.5^4=
5.5^2.5^4=
5.5^3.5^4.5^6=
5.5^6.5^4.5^3=
x.x^2
x.x^3.x^5=
a.a^4
a.a^2.a^4.a^5.a^7=
a.a^3.a^5.a^6
a^4.a.a^5.a^6.a=
x.x^3.x^4=
x^5.x^4.x.x^7.x^6=
7.7^2=
7.7^2.7^4.7^5=
7^3.7^5.7.7^4=
7^2.7.7^6.7^6.7^3=
10.10^2=
10.10^2=
10.100.10^3=
10.100.10^4.1000=
10^2.10^4.100.1000=
tìm x;
(3.x- 2^4).7^3=2.7^4
tìm số nguyên x biết
a, 2x+1/3=x-5/2 b, 4(x-2) ^2/3=12
25/30=2x+3/6 -7/x+1=6/x+27
1.Tìm x,biết
a.5/7+4/3:x=1/7
b.5/3xX-1/4=2/6
2.tìm x biết
a)13 x + 3=16
b)2x-138=24:23
Giúp tớ tớ đang cần gấp aa
Tìm x
2.x-138=2^3.3^2
a)2x-138=23.32
b)10+2x=43.42
c)(3x-24).73=2.74
d)x4=16
e)5x+12=625
f)(x4)11= x
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