Question Simplify the expression 205−4R Evaluate 206−1−4RSolution 205−4R Show Solution Find the roots R=4205Alternative Form R=51.25 Evaluate 206−1−4RTo find the roots of the expression,set the expression equal to 0 206−1−4R=0Subtract the numbers 205−4R=0Move the constant to the right-hand side and change its sign −4R=0−205Removing 0 doesn't change the value,so remove it from the expression −4R=−205Change the signs on both sides of the equation 4R=205Divide both sides 44R=4205Solution R=4205Alternative Form R=51.25 Show Solution