Question Factor the expression 2(212−D) Evaluate 424−2DSolution 2(212−D) Show Solution Find the roots D=212 Evaluate 424−2DTo find the roots of the expression,set the expression equal to 0 424−2D=0Move the constant to the right-hand side and change its sign −2D=0−424Removing 0 doesn't change the value,so remove it from the expression −2D=−424Change the signs on both sides of the equation 2D=424Divide both sides 22D=2424Divide the numbers D=2424Solution More Steps Evaluate 2424Reduce the numbers 1212Calculate 212 D=212 Show Solution