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german
3 years ago
10

What is the solution to the equation

title=" \frac{-2n-2}{3} = 12" alt=" \frac{-2n-2}{3} = 12" align="absmiddle" class="latex-formula"> n= ?
Mathematics
1 answer:
mafiozo [28]3 years ago
3 0
(-2n -2)/3= 12
⇒ -2n -2= 12*3
⇒ -2n -2= 36
⇒ -2n= 36+ 2
⇒ -2n= 38
⇒ n= 38/(-2)
⇒ n= -19

Final answer: n=-19~
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In the diagram below, m_MON = 1249, m _ MOP = 2x + 1, and m2 NOP = 2x
miv72 [106K]

Answer:

The answer is below

Step-by-step explanation:

The Angle Addition Postulate states that the measure of an angle formed by two or more angles which are placed side by side is the sum of the measures of the two angles.

Therefore:

∠MON = ∠MOP + ∠NOP (angle addition postulate)

Substituting values gives:

124 = (2x + 1) + (2x + 1)

124 = 2x + 2x + 1 + 1

124 = 4x + 2

subtracting 2 from both sides of the equation:

124 - 2 = 4x + 2 - 2

4x = 122

Dividing through by 4:

4x / 4 = 122 / 4

x = 30.5

Therefore ∠MOP = 2x + 1 = 2(30.5) + 1 = 62°, ∠NOP = 2x + 1 = 2(30.5) + 1 = 62°

∠MOP = 62°, ∠NOP = 62°

5 0
3 years ago
What is the sum of the polynomials?<br> (6x+7+x^2)+(2x^2-3)
Oduvanchick [21]
Hai !
6x+7+x^2+2x^2-3
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combine like terms
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3 years ago
I need help with like terms
professor190 [17]
I’m guessing you mean like this.
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4y and 8y are like terms because the y’s are alike. So the answer to 4y+8y would be 12y.

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3 years ago
The area of a
natali 33 [55]

area=l×w

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l=105/5

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4 0
2 years ago
Almost doneeeeeee help meeeeeeee it was due yesterday
Ann [662]

Answer:

Okay. I got:

FGCE

Step-by-step explanation:

6 0
2 years ago
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