Question Simplify the expression Solution 2x−4 Evaluate 3x−x−4Solution More Steps Evaluate 3x−xCollect like terms by calculating the sum or difference of their coefficients (3−1)xSubtract the numbers 2x 2x−4 Show Solution Factor the expression Factor 2(x−2) Evaluate 3x−x−4Subtract the terms More Steps Evaluate 3x−xCollect like terms by calculating the sum or difference of their coefficients (3−1)xSubtract the numbers 2x 2x−4Solution 2(x−2) Show Solution Find the roots Find the roots of the algebra expression x=2 Evaluate 3x−x−4To find the roots of the expression,set the expression equal to 0 3x−x−4=0Subtract the terms More Steps Simplify 3x−xCollect like terms by calculating the sum or difference of their coefficients (3−1)xSubtract the numbers 2x 2x−4=0Move the constant to the right-hand side and change its sign 2x=0+4Removing 0 doesn't change the value,so remove it from the expression 2x=4Divide both sides 22x=24Divide the numbers x=24Solution More Steps Evaluate 24Reduce the numbers 12Calculate 2 x=2 Show Solution