`2^4 x-3^2 x=145-255:51`
`16x-9x=140`
`7x=140`
`x=20`
\(2^4.x-3^2.x=145-255:51\)
\(16 . x - 9. x = 145 - 5\)
\(( 16 - 9 ). x = 140\)
\(7 . x = 140\)
\(x = 140 : 7 = 20\)
16 . x - 9. x = 145 - 5
( 16 - 9 ). x = 140
7. x = 140
x = 140 : 7
x = 20
`2^4 x-3^2 x=145-255:51`
`16x-9x=140`
`7x=140`
`x=20`
\(2^4.x-3^2.x=145-255:51\)
\(16 . x - 9. x = 145 - 5\)
\(( 16 - 9 ). x = 140\)
\(7 . x = 140\)
\(x = 140 : 7 = 20\)
16 . x - 9. x = 145 - 5
( 16 - 9 ). x = 140
7. x = 140
x = 140 : 7
x = 20
2 mũ 4 x X - 3 mũ 2 x X = 145 -255 :51
tim x :
a)24.x -32.x =145-255:51
b)580 : ( x -24)=329-150* 21
c) 4x + 4x+1 + 4x+3=1136
tìm số tự nhiên x, biết :
24 . x - 32 . x= 145 - 255 : 51
5 ( x + 35 ) - 23 . 52 = 25 . 32 - 3.31
Bài 1: Tìm x, biết:
a) 24 . x - 32 . x = 145 - 255 / 51
b) 580 / ( x - 24 ) = 329 - 150 . 2
c) 7. ( x - 14 ) + 35 = 25 + 279 / 9
thanks
Tìm x, biết
A) 4 mũ x. 4=64
B)3 mũ x. 3 mũ 21
C) 5 mũ : 25= 5 mũ 27
D) 2 mũ x :16 =128
E) 2.3 mũ x =10.3 mũ 12+8.12 mũ 4
F) 2 mũ 4.x-3 mũ 2.x=145-255:51
tìm x biết:
a/(3x-2^4)*7^3 b/3^x+2 + 3^x+1 *5=2^3*3^2 c/(7x-11)^3=2^5*5^2+200
d/2^4*x-3^2*x=145-255:51
a) 49-3 . (x+6)=13
b) (7.x-11)3=25.52+200
c (2.x-15)5=(2.x-15)3
d 24.x-32.x=145-255:51
dấu chấm là phép nhân
tìm x
a) 49-3 . (x+6)=13
b) (7.x-11)3=25.52+200
c (2.x-15)5=(2.x-15)3
d 24.x-32.x=145-255:51
dấu chấm là phép nhân
24.x-32.x=145-255:51
Tìm x :
a)\(2^4.x-3^2.x=145-255:51\)
b)\(580:\left(x-24\right)=329-150.2^1\)
c)\(7.\left(x-14\right)+35=25+279:9\)