Question Simplify the expression 1431−15r Evaluate 70155−r×15Cancel out the common factor 5 1431−r×15Solution 1431−15r Show Solution Factor the expression 141(31−210r) Evaluate 70155−r×15Cancel out the common factor 5 1431−r×15Use the commutative property to reorder the terms 1431−15rSolution 141(31−210r) Show Solution Find the roots r=21031Alternative Form r=0.14˙76190˙ Evaluate 70155−r×15To find the roots of the expression,set the expression equal to 0 70155−r×15=0Cancel out the common factor 5 1431−r×15=0Use the commutative property to reorder the terms 1431−15r=0Move the constant to the right-hand side and change its sign −15r=0−1431Removing 0 doesn't change the value,so remove it from the expression −15r=−1431Change the signs on both sides of the equation 15r=1431Multiply by the reciprocal 15r×151=1431×151Multiply r=1431×151Solution More Steps Evaluate 1431×151To multiply the fractions,multiply the numerators and denominators separately 14×1531Multiply the numbers 21031 r=21031Alternative Form r=0.14˙76190˙ Show Solution