Simplify the expression: x2+x(x-5)-x+7
So to solve this equation we need to simplify the expression like so,First write out the equation (I assume that you mean x2 as 2x)2x+x(x-5)-x+7Distribute2x+x^2-5x-x+7Combine like terms-4x+x^2+7And thats it! Enjoy!=)