You can try finding the roots of the given quadratic equation to get to the solution of the equation.
There are two solutions to the given quadratic equation

<h3>How to find the roots of a quadratic equation?</h3>
Suppose that the given quadratic equation is 
Then its roots are given as:

<h3>How to find the solution to the given equation?</h3>
First we will convert it in the aforesaid standard form.

Thus, we have
a = 1. b = -114, c = 23
Using the formula for getting the roots of a quadratic equation,

Thus, there are two solutions to the given quadratic equation

Learn more here about quadratic equations here:
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Positive Slope
<em>TIP for finding what slope it is:</em>
<em>Positive </em>- the line is pointing right
<em>Negative</em> - the line is pointing left
<em>Undefined </em>- the line is pointing up and down
<em>Zero</em> - the line is point from left to right
8 out of 12 people were happy.
8/12 reduces to 2/3 of the people were happy.
Multiply the total people surveyed by 2/3:
126 x 2/3 = (126 x 2) /3 = 252/3 = 84
84 people were happy.