You have come to the correct place if you are looking to solve the quadratic equation 84x squared minus 54x minus 30 equals 0, also known as 84x² - 54x - 30 = 0. Below, we walk you through how to find the answer.
To find the two possible answers to 84x^2 - 54x - 30 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 84x² - 54x - 30 = 0.
Below is 84x squared minus 54x minus 30 in factored form. As you can see, 84x² - 54x - 30 has been grouped into two sets of parentheses.
(6x - 6)(14x + 5)
Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 84x^2 - 54x - 30 = 0.
(6x - 6) = 0
x1 = 1
(14x + 5) = 0
x2 = -5/14
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