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Setler [38]
1 year ago
7

Which are the solutions of x2 = −7x – 8?​

Mathematics
2 answers:
Zarrin [17]1 year ago
3 0

X could be -1.4835 or -5.5615.

Please mark as brainliest....

Nana76 [90]1 year ago
3 0

Step-by-step explanation:

2x=<em>-7x-8</em>

<em>soln</em>

<em>-7x-2x=</em><em>-</em><em>8</em>

<em>-9x=</em><em>-</em><em>8</em>

<em>9</em><em>x</em><em>=</em><em>8</em>

<em>X=</em><em>8</em><em>÷</em><em>9</em>

<em>.</em><em>:</em><em>X=</em><em> </em><em>1</em><em> </em><em>prov</em><em>e</em><em>d;</em>

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joja [24]

Answer:

<h3>Answer 3</h3>

\to 5 \times \dfrac{3}{4}  \\  \\  \to  \dfrac{5 \times 3}{4} \\  \\  \to  \dfrac{15}{4} \\  \\  \to \pmb{ 3 \dfrac{3}{4}}

<h3>Answer 4 :</h3>

\to 2 \times 1 \dfrac{1}{2}  \\  \\  \to 2 \times\dfrac{3}{2}  \\  \\ \to  \dfrac{2 \times 3}{2}  \\  \\ \to  \dfrac{6}{2}  \\  \\ \to  \pmb{3}

8 0
2 years ago
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EleoNora [17]

Answer:

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Step-by-step explanation:

Sum the parts of the ratio 1 + 6 = 7 parts

Divide the amount by 7 to find the value of one part of the ratio

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6 0
2 years ago
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Kaylis [27]
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8 0
3 years ago
-4x - 84 = 2x + 24 <br> ??????
yarga [219]

Answer:

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5 0
3 years ago
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Answer:

n2^3 bacteria, n being the initial population.

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