Question Simplify the expression 4a Evaluate 2a+2aCollect like terms by calculating the sum or difference of their coefficients (2+2)aSolution 4a Show Solution Find the roots a=0 Evaluate 2a+2aTo find the roots of the expression,set the expression equal to 0 2a+2a=0Add the terms More Steps Evaluate 2a+2aCollect like terms by calculating the sum or difference of their coefficients (2+2)aAdd the numbers 4a 4a=0Solution a=0 Show Solution