Simplify the algebraic expression: 7(x + 3)20
2 answers:
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<h2>Using the quadratic formula</h2>
The quadratic formula can help us solve for x in a quadratic equation:
We can use this when the given equation is organized in standard form:
First we can identify the values of a, b and c:
a = 2
b = 5
c = -4
Plug these values into the quadratic formula:
Therefore, the two possible values of x are:
