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murzikaleks [220]
3 years ago
7

M 2 = 2x°, m 3 = 5x°, m 1 = 2x + 5x 5x - 2x 180 - 5x 180 - 7x

Mathematics
1 answer:
MaRussiya [10]3 years ago
8 0

We know: the sum of measures of triangle angles is 180°.

Therefore we have the equation

m\angle1+m\angle2+m\angle3=180^o\to m\angle1=180^o-m\angle2-m\angle3

Substitute m\angle2=2x,\ m\angle3=5x:

m\angle1=180-2x-5x=180-7x

<h3>Answer: 180 - 7x</h3>
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the orange juice has more ounces than the pineepple juice

Step-by-step explanation:

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768.0%

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A 5-pound bag at Bargain Mart costs $6.45. A 2-pound bag at Food Saver costs $2.50. A 7-pound bag at Grocery Surplus costs $9.45
levacccp [35]

Answer: Food Saver

Step-by-step explanation:

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A 7-pound bag at Grocery Surplus costs $9.45. The cost per pound will be:

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A 10-pound bag at Economart costs $12.89. ​The cost ​per pound will be:

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How many ares in 9 hectres
tankabanditka [31]
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6 0
3 years ago
Can you help me with #3 please
sveticcg [70]
We have two terms: 3x^3 and -9x

You have the correct GCF which is 3x. This GCF is factored out and placed to the left of the parenthesis, as you have done correctly so far.

Since 3x times x^2 is equal to 3x^3, this means that you have the proper first term inside the parenthesis. So far so good.

Where you make a mistake is with the second term inside the parenthesis. Notice how 3x times 2 is NOT equal to -9x

You need to fill in the blank: 
3x times _________ = -9x

It turns out that -3 goes in that blank since 3x times -3 = -9x

This is why the final answer for problem 3 is 3x(x^2 - 3)
5 0
3 years ago
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