( \(\dfrac{2}{15}\) + \(\dfrac{2}{35}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
( \(\dfrac{2\times7}{15\times7}\) + \(\dfrac{2\times3}{35\times3}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
(\(\dfrac{14}{105}\) + \(\dfrac{6}{105}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
(\(\dfrac{20}{105}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
( \(\dfrac{4}{21}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
(\(\dfrac{12}{63}\) + \(\dfrac{2}{63}\)) : \(x\) = \(\dfrac{1}{18}\)
\(\dfrac{2}{9}\) : \(x\) = \(\dfrac{1}{18}\)
\(x\) = \(\dfrac{2}{9}\) : \(\dfrac{1}{18}\)
\(x\) = 4
( 215152 + 235352 + 263632) : �x = 118181
( 2×715×715×72×7 + 2×335×335×32×3 + 263632) : �x = 118181
(1410510514 + 61051056 + 263632) : �x = 118181
(2010510520 + 263632) : �x = 118181
( 421214 + 263632) : �x = 118181
(12636312 + 263632) : �x = 118181
2992 : �x = 118181
�x = 2992 : 118181
�x = 4
( + + ) : =
( + + ) : =
( + + ) : =
( + ) : =
( + ) : =
( + ) : =
: =
= :
= 4