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LekaFEV [45]
3 years ago
12

What is the value of x

Mathematics
2 answers:
MA_775_DIABLO [31]3 years ago
8 0
All the angles have to equal 180. If you add the two angles you get 140. You take 180 and subtract 140 and it equals to 40. The missing angle is 40 degrees.
BARSIC [14]3 years ago
4 0
The answer is 40 because all triangles add up to 180 so, 65+75+x=180

Does this help you
Pls let me be the brainliest answer
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An office girl buys 12cent and 8cent stamps. It she spends
katrin2010 [14]

Answer:

x=25

Step-by-step explanation:

x+y=100 (y being number of 8¢ stamps)

12x+ 8y = 900

-----------------------------------

y = 100-x

12x + 8y = 900

----------------------------------------

12x + 8(100-x) = 900

12x + 800 - 8x = 900

12x - 8x = 900 - 800

4x = 100

x=25

7 0
3 years ago
Write in slope intercept form
Usimov [2.4K]
It’s (5/3)x +3 in slope intercept form
7 0
3 years ago
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Solve the equation 1-4n+1+3n
Elanso [62]


Explain

1 - 4n +1 +3n
(combine like terms)
2-n
(Subtract 2 to other side)
2-n=0
-2. -2

-2=-n
(Divide by negative 1)
-2/1=n/-1

N=1
4 0
3 years ago
Read 2 more answers
Factor the trinomial x^2 - 8x + 16
Eva8 [605]
Hey there mate!

Your answer: \boxed{(x-4)^2}

Factoring : x^2-8x+16  \\ \\ \\  \left[\begin{array}{ccc}  -16    +    -1    =    -17 
\\ \\  -8    +    -2    =    -10  \\ \\ -4    +    -4    =    -8\end{array}\right] (That's \ it!) 
\\ \\ \\ Add \ up \ the  \first \ 2 \ terms, \ pulling \ out \ like \ factors : \\  \\ x * (x-4) \\ \\
              Add \ up \ the \ last \ 2 \ terms, \ pulling \ out \ common \ factors : \\ \\
                    4 * (x-4) \\ \\  Multiply  \\ \\ \boxed{(x-4)  by  (x-4) } \\ \\ \\

Your \ correct \ correct \ answer \ would \ be... \\ 

\boxed{\boxed{(x-4)^2}}

I hope this helps you!
5 0
3 years ago
Solve this expression :<br> 5 + 6 x 3 + (7 - 3) x (16 divided by 2) - 3 =
egoroff_w [7]
It is 52. Here is why...
<span>5 + 6 x 3 + (7 - 3) x (16 divided by 2) - 3
</span>= 5+18+4 <span>x 8-3
=5+18+ 32-3
=23+32-3
=55-3
=52
If you have any more question,please feel free to ask me. ;)</span>
6 0
3 years ago
Read 2 more answers
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