Question Simplify the expression −4x Evaluate 3x−7xCollect like terms by calculating the sum or difference of their coefficients (3−7)xSolution −4x Show Solution Find the roots x=0 Evaluate 3x−7xTo find the roots of the expression,set the expression equal to 0 3x−7x=0Subtract the terms More Steps Simplify 3x−7xCollect like terms by calculating the sum or difference of their coefficients (3−7)xSubtract the numbers −4x −4x=0Change the signs on both sides of the equation 4x=0Solution x=0 Show Solution