Question Simplify the expression 715−18r Evaluate 70150−r×18Cancel out the common factor 10 715−r×18Solution 715−18r Show Solution Factor the expression 73(5−42r) Evaluate 70150−r×18Cancel out the common factor 10 715−r×18Use the commutative property to reorder the terms 715−18rSolution 73(5−42r) Show Solution Find the roots r=425Alternative Form r=0.11˙90476˙ Evaluate 70150−r×18To find the roots of the expression,set the expression equal to 0 70150−r×18=0Cancel out the common factor 10 715−r×18=0Use the commutative property to reorder the terms 715−18r=0Move the constant to the right-hand side and change its sign −18r=0−715Removing 0 doesn't change the value,so remove it from the expression −18r=−715Change the signs on both sides of the equation 18r=715Multiply by the reciprocal 18r×181=715×181Multiply r=715×181Solution More Steps Evaluate 715×181Reduce the numbers 75×61To multiply the fractions,multiply the numerators and denominators separately 7×65Multiply the numbers 425 r=425Alternative Form r=0.11˙90476˙ Show Solution