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timofeeve [1]
3 years ago
13

3 + 1/2 (3-x) < -7 Show work please!

Mathematics
1 answer:
slavikrds [6]3 years ago
7 0

<em><u>x>23 is the correct answer.</u></em> First you had to subtract by 3 from both sides of equation. And it gave us, 3+\frac{1}{2}(3-x)-3. Then simplify, and it gave us, \frac{1}{2}(3-x). Next, multiply by 2 from both sides of equation, and it gave us, 2*\frac{1}{2}(3-x). Then simplify, and it gave us, 3-x. You can also subtract by 3 from both sides of equation, and it gave us, 3-x-3. Then simplify, and it gave us, -x. Multiply by -1 from both sides of equation, and it gave us, (-x)(-1)>(-23)(-1). Finally simplify, and it gave us the answer is<u><em> x>23 is the right answer. </em></u>Hope this helps! And thank you for posting your question at here on brainly, and have a great day. -Charlie

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To solve this problem you must apply the proccedure shown below:

1. You need to apply the Pythagorean Theorem:

c^{2}=b^{2}+a^{2}

Where <em>c</em> is the hypotenuse and the legs are<em> a</em> and <em>b.</em>

2. Now, you must substitute the values given in the problem above and solve for <em>b</em>:

(2b)^{2}=b^{2}+12^{2}\\4b^{2}=b^{2}+144\\4b^{2}-b^{2}=144\\3b^{2}=144\\b=\sqrt{\frac{144}{3}}\\b=6.92

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3 years ago
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Step-by-step explanation:

It helps to plot the points on a graph. It is easy to see that three of the sides are of length 6, and the remaining two are the hypotenuse of a 3-4-5 triangle, hence length 5.

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The perimeter of this polygon is 28 units.

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Step-by-step explanation:

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               $1400 x interest rate = $28

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Step-by-step explanation:


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Step-by-step explanation:

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