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Ann [662]
3 years ago
13

Solve the inequality 3 + 9x >4(x+7) pls help

Mathematics
1 answer:
alexandr402 [8]3 years ago
8 0

Answer:

x<5

Step-by-step explanation:

the greater sign will firstly be changed to = for better solving so we obtain

3+9x=4(x+7)by opening bracket

3+9x=4x+28

9x-4x=28-3

5x=25

divide all through by 5x

we obtain

x=5

the greater sign change here

which is x<5

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irina [24]

Answer:

2.625 cups or 21 ounces

Step-by-step explanation:

Ava needs 3/4 cup of blue paint for every 1 cup of white paint. So, the ratio is 0.75 : 1.

She has 28 ounces of white paint. But, you have to convert ounces to cups.

1 cup = 8 ounces

28 ounces ÷ 8 ounces/cup = 3.5 cups

Now set up a ratio.

\frac{0.75}{1} = \frac{x}{3.5}

X (how much blue paint is needed) is over 3.5 cups (the amount of white paint she has)

Cross multiply and divide.

\frac{0.75}{1} = \frac{x}{3.5}

x = 0.75 × 3.5

x = 2.625 cups

To convert to ounces, multiply by 8.

2.625 cups × 8 ounces = 21 ounces

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Hope that helps.

5 0
3 years ago
X2 – 3x + 10<br><br> What is the answer to this?
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-1x+10

Step-by-step explanation:

6 0
3 years ago
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Graph the linear equation and identify the x intercept <br> Y= 1/5x + 3
KIM [24]

Answer:

x intercept is (-15,0)

Step-by-step explanation:


6 0
3 years ago
ASAP!! Three consecutive numbers have a sum of 156. What are the 3 numbers?
ryzh [129]

For this problem, all you need to do is find the three #'s that add up to 156.

So, lets look at the answers and add them up.

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51 + 52 + 53 = 156

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D. 49,51,53

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We get the answers (50,52,54) and (51,52,53)

Now, consecutive numbers are numbers that in order, like 1,2,3.

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3 years ago
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To find the unit rate we will divide the amount of dollars ($13.20) by the amount of bowls (6). Then we will check our work. lets do it:-

13.20 ÷ 6 = 2.20
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2.20 × 6 = 13.20
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Hope I helped ya!! xD
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3 years ago
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