Question Simplify the expression 10x−9 Evaluate x×10−9Solution 10x−9 Show Solution Find the roots x=109Alternative Form x=0.9 Evaluate x×10−9To find the roots of the expression,set the expression equal to 0 x×10−9=0Use the commutative property to reorder the terms 10x−9=0Move the constant to the right-hand side and change its sign 10x=0+9Removing 0 doesn't change the value,so remove it from the expression 10x=9Divide both sides 1010x=109Solution x=109Alternative Form x=0.9 Show Solution