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Akimi4 [234]
2 years ago
9

Can someone help me with number 7 the circled one?

Mathematics
1 answer:
Ivenika [448]2 years ago
5 0
Your answer:
<span>Equation:
x(x+1) = 2(x+1)+77
-----

x^2+x = 2x+79
x^2-x-79 = 0
------
This quadratic does not have an integer solution.</span>
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At 6:00 a.m., the outside temperature was –14.4⁰. By noon, the outside temperature had dropped 8.1⁰. What was the outside temper
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Given that f(x) = 2x − 5, find the value of x that makes f(x) = 15.
nexus9112 [7]
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3 years ago
L= 3x+5 and width is x-3 what is the area of it? in polynomial in standard form
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7 0
2 years ago
What is the volume of the cone below:<br> 5 cm<br> 12 cm<br> 13 cm
maksim [4K]

Answer:

<em>780cm cubed</em>

Step-by-step explanation:

  • <em>if we want to find the volume we would do length x width x height</em>
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3 years ago
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