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alexandr1967 [171]
3 years ago
12

Find the value of the expression (-8.6) + 7.2

Mathematics
1 answer:
malfutka [58]3 years ago
3 0
(-8.6)+7.2= -1.4

Think of it as 8.6-7.2 and carry down the negative sign.
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If the legs of a right triangle are x, (2x - 1) and its hypotenuse is (2x + 1), what is the value of x?​
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x=8

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3 years ago
What is the equation of the following line? Be sure to scroll down first to see
Rom4ik [11]
<h2>Answer:</h2>

-1/3x

<h2>Step-by-step explanation:</h2><h3>Known :</h3>
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<h3>Asked :</h3>
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<h3>Solution :</h3>

We can find the straight line equation using this formula,

\frac{y-y1}{y2-y1} = \frac{x-x1}{x2-x1}

Insert all we know inside the formula,

\frac{y-1}{0-1} = \frac{x-(-3)}{0-(-3)}\\\frac{y-1}{-1} = \frac{x +3}{3}\\

Use cross multiplication,

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<h3>Conclusion :</h3>

The correct equation is y = -1/3x

6 0
3 years ago
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