Question Simplify the expression 153997z Evaluate z×307994Cancel out the common factor 2 z×153997Solution 153997z Show Solution Find the roots z=0 Evaluate z×307994To find the roots of the expression,set the expression equal to 0 z×307994=0Cancel out the common factor 2 z×153997=0Use the commutative property to reorder the terms 153997z=0Solution z=0 Show Solution