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just olya [345]
3 years ago
10

Please help! ill mark you as brainleist if you get it correct!​

Mathematics
2 answers:
lesya [120]3 years ago
4 0

Answer:

6

Step-by-step exp

solniwko [45]3 years ago
4 0

Answer:

6

Step-by-step explanation:

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What is -2m^2-2mn+8-10m+10n+mn+4n^2-5n simplify to
Mrac [35]
Find like terms and group them
3n and 5n are same and 4n^2 and 4n^2 are same
but 3mn and 5n are not and 3n and 2n^3 are not

group like terms
(-2m^2)+(-2mn+1mn)+(8)+(-10m)+(10n-5n)+(2n^2)
add like terms
(-2m^2)+(-mn)+(8)+(-10m)+(5n)+(2n^2)
-2m^2+2n^2-10m+5n-mn+8 is simplest form

4 0
3 years ago
Samia created the following tables of values for a linear system. She concluded that there is no
DaniilM [7]

Answer:

Step-by-step explanation:

3 0
3 years ago
A television normally sells for $320 this week it’s on sale for 60% off the normal price what is the price of the sale
stira [4]

Answer:

128 dollars

Step-by-step explanation:

You would multiply 60 (that's the percentage off) by 320 ( the price of the T.V) and then subtract the answer you got from multiplying the two from the original price of the T.v (320)

Hope this helps

6 0
3 years ago
if tickets for a amusement park cost $10 for adults and $6 for children.What is the total cost for 2 adults ad 3 children
Dovator [93]

(10)2 x (6)3 = 38

It will cost $38 for 2 adult's and 3 children's tickets.

8 0
3 years ago
What is the volume of the cone with diameter 7in and height 9in? Round to the nearest cubic inch
dezoksy [38]
Diameter = 7 cm
radius = 7÷2 = 3.5
Volume of cone = 1/3 \pi  r^{2} h
Volume of cone = 1/3 \pi 3.5^{2} (9) = 115 cubic inches (Answer B)
8 0
3 years ago
Read 2 more answers
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