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il63 [147K]
3 years ago
13

May you please answer this question i tried to answer but failed miserably

Mathematics
1 answer:
s2008m [1.1K]3 years ago
7 0

Answer:

I think it is postive

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What is the solution to 3/4(x+8)=9
grin007 [14]
Let's solve your equation step-by-step.<span><span><span>34</span><span>(<span>x+8</span>)</span></span>=9</span>Step 1: Simplify both sides of the equation.<span><span><span>34</span><span>(<span>x+8</span>)</span></span>=9</span><span><span><span><span>(<span>34</span>)</span><span>(x)</span></span>+<span><span>(<span>34</span>)</span><span>(8)</span></span></span>=9</span>(Distribute)<span><span><span><span>34</span>x</span>+6</span>=9</span>Step 2: Subtract 6 from both sides.<span><span><span><span><span>34</span>x</span>+6</span>−6</span>=<span>9−6</span></span><span><span><span>34</span>x</span>=3</span>Step 3: Multiply both sides by 4/3.<span><span><span>(<span>43</span>)</span>*<span>(<span><span>34</span>x</span>)</span></span>=<span><span>(<span>43</span>)</span>*<span>(3)</span></span></span><span>x=4</span>Answer:<span>x=4</span>
7 0
4 years ago
Read 2 more answers
The equation 0.3x = 7 was translated from the problem "_____."
Alex

Answer:

D

Step-by-step explanation:

6 0
4 years ago
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The American Veterinary Association claims that the annual cost of medical care for dogs averages $100 with a standard deviation
Taya2010 [7]

Answer:

The probability that the cost for someone's dog is higher than for the cat is 33.2%.

Step-by-step explanation:

With the data given, we know that the difference in cost of medical care of dogs and cats have a normal distribution with μ=-20 and σ=46.

To know the probability of the cost for the dog is higher than the cat, we have to calculate the probability of P(d>0).

Then we have to calculate z, and look up in a standarized normal distribution table.

Calculate z:

z=\frac{X-\mu}{\sigma}=\frac{0-(-20)}{46}=\frac{20}{46}=   0.4348

The probability of the difference being higher than 0, we have:

P(d>0)=P(z>0.4348)=0.33185

We can say that the probability that the cost for someone's dog is higher than for the cat is 33.2%.

8 0
3 years ago
Okay this is the other word doc pls someone help!!!!
kenny6666 [7]

Step-by-step explanation:

X = adding by 6 and Y you add my 1

8 0
3 years ago
Amanda is making pillows for her sofa, The fabric that she likes costs $45 per yard. Amanda waits until
luda_lava [24]
Well 58 inches is 4 feet, so Amanda has to purchase 2 yards of fabric. So this brings her to $90. If you multiply 90 by 40%, and then subtract that number from 90, you have 54. Multipy 54 by the sales tax and then add that number to 54. So Amanda will have to pay $56.75. Hope this helps, have a nice day :)
3 0
3 years ago
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