<span>To factor out the expressions, we need to find two integers where the sum is equal to the coefficient of the second term and the product of the integers is equal to the constant. 1. d2 + 18d + 81 x1 = 9 : x2 = 9 9+9 = 18 9x9 = 81
The definition of a linear equation is an algebraic equation in which each term has an exponent of one and the graphing of the equation results in a straight line