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joja [24]
3 years ago
12

4. 3x - y = 7 2x + y = 8

Mathematics
1 answer:
Novay_Z [31]3 years ago
5 0
Answer: (x,y) = (3,2)
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Simplify each radical
const2013 [10]

Answer:

AECG

Step-by-step explanation:

1

sqrt(49) = 7

sqrt(a^2) = a

sqrt(b^2) = b

For every two variables you can take one out from under the root sign and thorough the other one away.

Answer: E

2

sqrt(36) = 6

sqrt(a^2) = a  See comment for 1.

b must be left where it is. There is only 1 of them.

6asqrt(b)

Answer: A

3. sqrt(25) = 5

sqrt(b^2) = b

a must be left alone.  There's only 1 of them.

5b sqrt(a)

answer: C

4

sqrt(81 a b)

sqrt(81) = 9

The variables must be left alone. There's only1 of them

9 sqrt(ab)

Answer G

8 0
2 years ago
Classify the absolute value statements based on their values. |3| |-3| |-4| |4| |-5| |5|
Fittoniya [83]
The answers would be 3, 3, 4, 4, 5, 5. those are the answers. I don't know if that is what you wanted me to answer or not.
5 0
3 years ago
Read 2 more answers
One number is 6 times a first number. A third number is 100 more than the first number. If the sum of the three numbers is580 ​,
jenyasd209 [6]

Answer:

x = 60

1) 60

2) 360

3) 160

60 + 360 + 160 = 580

Step-by-step explanation:

1) x

2) 6x

3) x + 100

x + 6x + x + 100 = 580

8x = 580 - 100

x = 480/8

x = 60

7 0
3 years ago
Which answer is not a main function of the skin?
Iteru [2.4K]

Answer:

First you choose a wrong section, second, the answer is: helps the body move.

7 0
3 years ago
A square has a side length of 1.2 meters. What is its area in squae meters?
lesantik [10]

Answer:

1.44

Step-by-step explanation:

1.2*1.2=1.44

5 0
3 years ago
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