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seraphim [82]
3 years ago
11

Use an addition sentence to help solve -30 -10

Mathematics
2 answers:
Leno4ka [110]3 years ago
6 0
Wouldnt that that be -20
Ratling [72]3 years ago
5 0
-40 is the answer
im posotive
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the combined area of two squares is 45 square cm. Each side of one square is twice as long as the side of the other Square. What
Vlad1618 [11]

Answer:

L=6 cm l=3

Step-by-step explanation:

x+y=45


L=2l


Big Square Area


L*L=x


Little Square

l*l=y



Substituting

(L*L)+(l*l)=45

(2l*2l)+(l*l)=45

(4l^2)+(l^2)=45

5l^2=45

l^2=45/5

l^2=9

l=sqrt(9)

l=3

L=2(3)

L=6


4 0
3 years ago
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Answer:

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Step-by-step explanation:

Mean is average, mode, is the number that occurs most frequently, median is the middle number.

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3 years ago
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3 years ago
Cherries cost $4/lb. Grapes cost $1.50/lb. You can spend no more than $9 on fruit, and you need at least 3 lb in all. Create a g
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Kelsey is hiking from the woods to the lodge. She hikes past tree A (3 Miles) and B (4 Miles) in order to get to the lodge. How
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Answer:

1 mile

Step-by-step explanation:

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