Question Simplify the expression Solution 45−17r Evaluate 80100−r×17Cancel out the common factor 20 45−r×17Solution 45−17r Show Solution Factor the expression Factor 41(5−68r) Evaluate 80100−r×17Cancel out the common factor 20 45−r×17Use the commutative property to reorder the terms 45−17rSolution 41(5−68r) Show Solution Find the roots Find the roots of the algebra expression r=685Alternative Form r≈0.073529 Evaluate 80100−r×17To find the roots of the expression,set the expression equal to 0 80100−r×17=0Cancel out the common factor 20 45−r×17=0Use the commutative property to reorder the terms 45−17r=0Move the constant to the right-hand side and change its sign −17r=0−45Removing 0 doesn't change the value,so remove it from the expression −17r=−45Change the signs on both sides of the equation 17r=45Multiply by the reciprocal 17r×171=45×171Multiply r=45×171Solution More Steps Evaluate 45×171To multiply the fractions,multiply the numerators and denominators separately 4×175Multiply the numbers 685 r=685Alternative Form r≈0.073529 Show Solution