x + 1 = 36 : 4
x + 1 = 9
x = 9 - 1
x = 8
Cho tim nha
\(\Rightarrow x+1=36:4\)
\(\Rightarrow x+1=9\)
\(\Rightarrow x=9-1\)
\(\Rightarrow x=8\)
giúp :v
Tính nhanh :
1, 8 x 9 x 11 + 36 x 2 x 53 + 4 x 18 x 36
2, 1 + 2 + 4 + 8 + ... + 8192
a. 219 - 7(x + 1) = 100 b. ( 3x - 6).3 = 36 c. 716 - (x - 143) = 659
d. 30 - [4(x - 2) + 15] = 3 e. [(8x - 12) : 4].33 = 36
-1/4-3/4÷x=11/36
A , ( x - 9,25 * 4 ) : (x -9,25 *4 )= 1
B, 42-36:[ 2 * (2*x +1)+4 ) =40
Tim x la phan tu cua N biet
a ) ( x - 5 ) x 4 = 36
b) ( 48 - x ) x 2 = 14
c) ( 2 x X - 3 ) x 5 = 4
d) 1 + 3 + 5 +..........+ X = 36
e) 1 + 2 + 3 + ...........+ X = 55 + 6 +.....+ 2X = 110
(2x+1)^3=125
(2x-1)^4=16
6.3^x-2.3^x=36
2^x+1-2^x=32
a)x-1/9=8/3
b)x/5=5/6+-13/30
c)3/4+1/4:x=-1
d)1/4-5/18<x/36<-8/5+1(x(-z)
giúp mik với
\(t\text{ìm}x\left(\frac{36}{1\cdot3\cdot5}+\frac{36}{3\cdot5\cdot7}+.....+\frac{36}{25\cdot27\cdot29}\right)\cdot x=\frac{4}{25}\)
(1/3.x+1/4) mũ 2= 1/36
