\(\left(x+2\right)+\left(x+12\right)+\left(x+42\right)+\left(x+47\right)=655\)
\(x+2+x+12+x+42+x+47=655\)
\(4x+\left(2+12+42+57\right)=655\)
\(4x+103=655\)
\(4x=655-103\)
\(4x=552\)
\(x=552:4\)
\(x=138\)
\(\left(x+2\right)+\left(x+12\right)+\left(x+42\right)+\left(x+47\right)=655\)
\(x+2+x+12+x+42+x+47=655\)
\(4x+\left(2+12+42+57\right)=655\)
\(4x+103=655\)
\(4x=655-103\)
\(4x=552\)
\(x=552:4\)
\(x=138\)
tìm x
( x+ 2 ) + ( x + 7 ) + ( x+ 12 ) + ....+ ( x + 42 ) + ( x + 47 ) = 655
Tìm x:
(x+2)+(x+7)+(x+12)+...+(x+42)+(x+47)=655
Giúp vs nha.
Tìm giá trị x trong dãy tính sau : (x+2)+(x+7)+(x+12)+...+(x+42)+(x+47)=655
Tìm giá trị x trong dãy tính sau (x+2)+(x+7)+(x+12)+...+(x+42)+(x+47)=655
(x+2)+(x+7)+(x+12)+....+(x+42)+(×+47)=655 tim x
Tìm giá trị của x trong dãy tính sau:
( x + 2 ) +( x + 12 ) + ( x + 42 ) + ( x + 47 ) = 655
(x+ 2 ) +( x + 12 ) + ( x + 42 ) + ( x + 47 ) = 655
ai nhanh mik tick mik đang gấp!
\(\left(x+2\right)+\left(x+12\right)+\left(x+42\right)+\left(x+47\right)=655\)
\(x+\left(x+1\right)+\left(x+2\right)+\left(x+3\right)+...+\left(x+2009\right)=2009\cdot2010\)
Tìm X biết
a) x+(x+1)+(x+2)+......+(x+30)=620
b) 2+4+6+.......+2X =120
c) (X+2 ) + ( 1+7)+........+1+47=655