Question Simplify the expression 210−112r Evaluate 210−r×112Solution 210−112r Show Solution Factor the expression 14(15−8r) Evaluate 210−r×112Use the commutative property to reorder the terms 210−112rSolution 14(15−8r) Show Solution Find the roots r=815Alternative Form r=1.875 Evaluate 210−r×112To find the roots of the expression,set the expression equal to 0 210−r×112=0Use the commutative property to reorder the terms 210−112r=0Move the constant to the right-hand side and change its sign −112r=0−210Removing 0 doesn't change the value,so remove it from the expression −112r=−210Change the signs on both sides of the equation 112r=210Divide both sides 112112r=112210Divide the numbers r=112210Solution r=815Alternative Form r=1.875 Show Solution