Question Find the roots y=21Alternative Form y=0.5 Evaluate 1−2yTo find the roots of the expression,set the expression equal to 0 1−2y=0Move the constant to the right-hand side and change its sign −2y=0−1Removing 0 doesn't change the value,so remove it from the expression −2y=−1Change the signs on both sides of the equation 2y=1Divide both sides 22y=21Solution y=21Alternative Form y=0.5 Show Solution