You have come to the correct place if you are looking to solve the quadratic equation 49x squared plus 7x minus 56 equals 0, also known as 49x² + 7x - 56 = 0. Below, we walk you through how to find the answer.
To find the two possible answers to 49x^2 + 7x - 56 = 0, we will start by rewriting the equation in factored form. Then, we will create two separate equations that we can use to solve 49x² + 7x - 56 = 0.
Below is 49x squared plus 7x minus 56 in factored form. As you can see, 49x² + 7x - 56 has been grouped into two sets of parentheses.
(7x - 7)(7x + 8)
Next, we set each set of parentheses equal to 0 and solve for x to get the two answers to 49x^2 + 7x - 56 = 0.
(7x - 7) = 0
x1 = 1
(7x + 8) = 0
x2 = -1 1/7
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