Question Simplify the expression Solution x2+5x+4 Evaluate (x+4)(x+1)Apply the distributive property x×x+x×1+4x+4×1Multiply the terms x2+x×1+4x+4×1Any expression multiplied by 1 remains the same x2+x+4x+4×1Any expression multiplied by 1 remains the same x2+x+4x+4Solution More Steps Evaluate x+4xCollect like terms by calculating the sum or difference of their coefficients (1+4)xAdd the numbers 5x x2+5x+4 Show Solution Find the roots Find the roots of the algebra expression x1=−4,x2=−1 Evaluate (x+4)(x+1)To find the roots of the expression,set the expression equal to 0 (x+4)(x+1)=0Separate the equation into 2 possible cases x+4=0x+1=0Solve the equation More Steps Evaluate x+4=0Move the constant to the right-hand side and change its sign x=0−4Removing 0 doesn't change the value,so remove it from the expression x=−4 x=−4x+1=0Solve the equation More Steps Evaluate x+1=0Move the constant to the right-hand side and change its sign x=0−1Removing 0 doesn't change the value,so remove it from the expression x=−1 x=−4x=−1Solution x1=−4,x2=−1 Show Solution