Solve 55x² + 56x + 9 = 0

You have come to the correct place if you are looking to solve the quadratic equation 55x squared plus 56x plus 9 equals 0, also known as 55x² + 56x + 9 = 0. Below, we walk you through how to find the answer.

To find the two possible answers to 55x^2 + 56x + 9 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 55x² + 56x + 9 = 0.

Below is 55x squared plus 56x plus 9 in factored form. As you can see, 55x² + 56x + 9 has been grouped into two sets of parentheses.

(5x + 1)(11x + 9)

Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 55x^2 + 56x + 9 = 0.

(5x + 1) = 0
x₁ = -1/5

(11x + 9) = 0
x₂ = -9/11

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