You have come to the correct place if you are looking to solve the quadratic equation 81x squared plus 75x minus 100 equals 0, also known as 81x² + 75x - 100 = 0. Below, we walk you through how to find the answer.
To find the two possible answers to 81x^2 + 75x - 100 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 81x² + 75x - 100 = 0.
Below is 81x squared plus 75x minus 100 in factored form. As you can see, 81x² + 75x - 100 has been grouped into two sets of parentheses.
(27x - 20)(3x + 5)
Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 81x^2 + 75x - 100 = 0.
(27x - 20) = 0
x1 = 20/27
(3x + 5) = 0
x2 = -1 2/3
Quadratic Calculator
Go here if you need to calculate another quadratic equation.
Solve 81x² + 75x - 86 = 0
Here is the next quadratic equation on our list that we have solved for you.
Copyright | Privacy Policy | Disclaimer | Contact