Question Simplify the expression −39x Evaluate 3x−42xCollect like terms by calculating the sum or difference of their coefficients (3−42)xSolution −39x Show Solution Find the roots x=0 Evaluate 3x−42xTo find the roots of the expression,set the expression equal to 0 3x−42x=0Subtract the terms More Steps Simplify 3x−42xCollect like terms by calculating the sum or difference of their coefficients (3−42)xSubtract the numbers −39x −39x=0Change the signs on both sides of the equation 39x=0Solution x=0 Show Solution