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const2013 [10]
3 years ago
6

Simplify: (4x2 + 8xy + 2y2) − (−9x2 − 4xy − 7y2)

Mathematics
2 answers:
OLga [1]3 years ago
7 0
When simplified 13x2+12xy+9y2 
PSYCHO15rus [73]3 years ago
6 0
You're answer will be C 13x2+12xy+9y2
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Selectie correct answer.
denis-greek [22]

Answer:

OD.0

Step-by-step explanation:

because 2(X+4)-1 = 2x+7

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or, 2x+7= 2x+7

and it cancels out eachother so it will be 0

4 0
3 years ago
There is $100 it goes up 10% how much is it
Umnica [9.8K]
Its 110 cuz it goes up 10% if it was 20% it would be 120
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3 years ago
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Art [367]

Answer:

c. Cos 52 = 17/c

Step-by-step explanation:

sin(x) = cos(90-x)

7 0
3 years ago
What is the value of m in 3(2m-9+6m)=3m+29-7m<br> i got 1/10 but the choices are -3, 2, 5, and 120
kirill [66]
Hello,

3(2m-9+6m)=3m+29-7m
==>3(8m-9)=-4m+29
==>24m+4m=29+27
==>28m=56
==>m=2

Answer B


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HELP MATH QUESTION PRE CAL
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