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arsen [322]
2 years ago
8

12x + 7 < -11 AND 5x – 8 > 40

Mathematics
1 answer:
statuscvo [17]2 years ago
8 0

Answer:

x and x> 9\frac{3}{5}

Step-by-step explanation:

12x+7<-11 subtract 7 from both sides 12x<-18 divide both sides by 12 x<1.5

5x-8>40 add 8 to both sides 5x>48 divide both sides by 5 x>9.6

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A machine paints 34o toy boats im 3/4 of an hour how many boats can he make per hour
leonid [27]
Here, we can set up a proportion:

34 ÷ 3/4 = ? ÷ 1
34*1 = 34
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34/3/4 = 45.3333333333

45.3 repeating is not a whole number, so we need to approximate. 

45 is the closest whole number, 

So.. a machine can paint 45 toy boats per hour. 

I really hope that helped! :) 

7 0
2 years ago
Write a decimal that is equivalent to three and ten hundredths
IRINA_888 [86]
The answer is 3.3. and represents a decimal and tenths is the place value right after the decimal
6 0
3 years ago
What is the area of a rectangle that measures 4 1/2 by 2 1/2 inches
Sveta_85 [38]

Answer:

11.25

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6 0
2 years ago
Please help I’m struggling
gulaghasi [49]

Answer: B, x=20; angle measure is 30°.

Step-by-step explanation:

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You can see that 30° and 3x are opposite angles therefore 3x=30°.

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So, 3x=30° means 3 times something equals 30.

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Hope this helps :)

3 0
2 years ago
What is the value of the expression 2/4^-3?
Kisachek [45]
\frac{2}{4^-3} \\ \\  \frac{2}{ \frac{1}{4^3} } \\ \\  \frac{2}{ \frac{1}{64} } \\ \\ 2 \times 64 \\ \\ 128 \\ \\ Answer: \fbox {128}
5 0
3 years ago
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