Question Simplify the expression 34−10r Evaluate 90120−r×10Cancel out the common factor 30 34−r×10Solution 34−10r Show Solution Factor the expression 32(2−15r) Evaluate 90120−r×10Cancel out the common factor 30 34−r×10Use the commutative property to reorder the terms 34−10rSolution 32(2−15r) Show Solution Find the roots r=152Alternative Form r=0.13˙ Evaluate 90120−r×10To find the roots of the expression,set the expression equal to 0 90120−r×10=0Cancel out the common factor 30 34−r×10=0Use the commutative property to reorder the terms 34−10r=0Move the constant to the right-hand side and change its sign −10r=0−34Removing 0 doesn't change the value,so remove it from the expression −10r=−34Change the signs on both sides of the equation 10r=34Multiply by the reciprocal 10r×101=34×101Multiply r=34×101Solution More Steps Evaluate 34×101Reduce the numbers 32×51To multiply the fractions,multiply the numerators and denominators separately 3×52Multiply the numbers 152 r=152Alternative Form r=0.13˙ Show Solution