The expression can be rewritten as:

34.9x + 1856y + 0.5z + z - 0.001x - 0.1y - 0.01

Simplifying further:

34.899x + 1855.9y + 1.5z - 0.001x - 0.1y - 0.01

34.898x + 1855.8y + 1.5z - 0.01