cau1:1 pha n5.(-3 phan 5 - 10)+ 5x =x -2 phan 3
cau2:-3 phan 2(5 - 1 phan 6) +4 (x-1 phan 2)=1
10^3+2×5^3+5^3/55
10^ 3+2×5^3+5^3/55
\(\dfrac{10^3+2\cdot5^3+5^3}{55}\)
1/7=8/-x
3x/9=2/6
4/2/5:(-33/10)+x=-1/5/6
(x-2/1/4):(-5/6)=3
-8:(4/1/5x+3/10)=4/4/9
(5,5x-44):(-3/2)=30
(13/10x-15).(-5/14)=3
1/3.(x+5/2)=-2
chu y dau( //)la so tap phan con dau( /) la phan so
Tinh:
a/\(\frac{10^3+2.5^3+5^3}{55}\)
b/\(2^x+2^{x+3}=144\)
c/\(2\left(x-5\right)+3\left(x-7\right)=10\)
thực hiện phép tính: 10^3+2.5^3+5^3/55
\(\frac{10^3+2,5^3+5^3}{55}\)
\(\frac{10^3+2,5^3+5^3}{55}\)