You have come to the correct place if you are looking to solve the quadratic equation 11x squared plus 20x minus 39 equals 0, also known as 11x² + 20x - 39 = 0. Below, we walk you through how to find the answer.
To find the two possible answers to 11x^2 + 20x - 39 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 11x² + 20x - 39 = 0.
Below is 11x squared plus 20x minus 39 in factored form. As you can see, 11x² + 20x - 39 has been grouped into two sets of parentheses.
(11x - 13)(x + 3)
Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 11x^2 + 20x - 39 = 0.
(11x - 13) = 0
x1 = 1 2/11
(x + 3) = 0
x2 = -3
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