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S_A_V [24]
4 years ago
5

Which is the value that will make -7x<102

Mathematics
2 answers:
svetlana [45]4 years ago
8 0
-7x < 102

First step is to divide both sides by -7. Because we are dividing by a negative number, we have to flip the signs.

-7x < 102
x > -102/7

The only one of your answer choices that is greater than -102/7 is A. 20.

Hope this helped!
S_A_V [24]4 years ago
3 0
The correct answer us 20. Option A.
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The quotient of a number and three
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Answer:

a.  x/3.

Step-by-step explanation:

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Find the vertices and foci of the hyperbola with equation (x-5)^2/81 -(y-1)^2/144 = 1
vesna_86 [32]
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\frac{(x-a)^2}{b^2}- \frac{(y-c)^2}{d^2}=1
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Compute like this:
\sqrt{81+144}=15
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4 0
3 years ago
Read 2 more answers
What are the solutions of quadratic equation 98-x2=0
blsea [12.9K]
Let's solve your equation step-by-step.<span><span>
98−<span>x2</span></span>=0</span>
Step 1: Simplify both sides of the equation.<span><span><span>
−<span>x2</span></span>+98</span>=0</span>
Step 2: Subtract 98 from both sides.<span><span><span><span>
−<span>x2</span></span>+98</span>−98</span>=<span>0−98</span></span><span><span>
−<span>x2</span></span>=<span>−98</span></span>
Step 3: Divide both sides by -1.<span><span><span>
−<span>x^2/</span></span><span>1</span></span>=<span><span>−98/</span><span>1</span></span></span><span><span>
x^2</span>=98</span>
Step 4: Take square root.<span>
x=<span>±<span>√98</span></span></span><span><span>
x=<span><span><span>7<span>√2</span></span><span> or </span></span>x</span></span>=<span>−<span>7<span>√2</span></span></span></span>
Answer:<span><span>
x=<span><span><span>7<span>√2</span></span><span> or </span></span>x</span></span>=<span>−<span>7<span>√<span>2

-Not this if this is what you wanted but I hope I helped. :)</span></span></span></span></span>
4 0
3 years ago
Read 2 more answers
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A cylinder has a volume of 225π inches 3 . What is its height, if its radius is 10 inches?
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