Question Simplify the expression 30−434a Evaluate 36−6−217a×2Multiply the terms 36−6−434aSolution 30−434a Show Solution Factor the expression 2(15−217a) Evaluate 36−6−217a×2Multiply the terms 36−6−434aSubtract the numbers 30−434aSolution 2(15−217a) Show Solution Find the roots a=21715Alternative Form a≈0.069124 Evaluate 36−6−217a×2To find the roots of the expression,set the expression equal to 0 36−6−217a×2=0Multiply the terms 36−6−434a=0Subtract the numbers 30−434a=0Move the constant to the right-hand side and change its sign −434a=0−30Removing 0 doesn't change the value,so remove it from the expression −434a=−30Change the signs on both sides of the equation 434a=30Divide both sides 434434a=43430Divide the numbers a=43430Solution a=21715Alternative Form a≈0.069124 Show Solution