2 years ago

Simplify (6.7w+2)+(4.3-8.2)

Mathematics

1 answer:

Zina [86]2 years ago

3 0

The correct answer is 6.7w - 1.9

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An equation in the form ax2+bx+c=0 is solved by the quadratic formula. The solution to the equation is shown below.x=−7±√ "572"

7nadin3 [17]

Answer:

B: a = 1, b= 7, c = -2

Explanation:

$\sf Quadratic \ Equation : \dfrac{-b\pm \sqrt{b^2 - 4ac} }{2a}$

Knowing This:

solve for b

-b = -7

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solve for a:

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