"Now you can't make a movie without figuring videos into the whole equation," he said.

How could the whole equation of a man's life be so swiftly reduced to zero?

And now everybody's kind of up in the air, because the exchange rate change changed the whole equation.

Either way, the whole equation will have changed, quite likely for the better.

Something was wrong with the whole equation, but he couldn't put his finger on it.

"The military is the key to the whole equation, but there are no answers," a diplomat said.

White Star is the wild card in this whole equation.

At talks, I can get people writing the whole equation on the blackboard.

"He was the remaining ingredient that this whole equation needed."

China is the variable that can change the whole equation.