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kotykmax [81]
3 years ago
5

Solve the following system algebraically:

Mathematics
2 answers:
kati45 [8]3 years ago
4 0
Guy above is right I’m pretty sure
Basile [38]3 years ago
3 0

Answer: A (8,4)

Step-by-step explanation:

X=8

2x+y=20

2(8)+y=20

16 +y = 20

Y= 4

(8,4)

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Help! Ill mark you as brain! 15 points!
Alina [70]

Answer:

35 in²

Step-by-step explanation:

The irregular shaped can be divided into two squares and one rectangle, so the area will be the additions of the area of the squares and the rectangle

area of square A = L *B = 3 *3 = 9in²

area of square B = L * B = 4*4 = 16in²

area of rectangle C = L * B = 5 *2 = 10in²

th area of the irregular shape = 9 in² + 16 in² + 10 in² = 35 in²

4 0
3 years ago
What's the answer to this problem
Anna71 [15]
Um I think if you multiply the amount of hersheys by the ribbon you would get youre answer
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5 0
3 years ago
Please help I’m failing
vredina [299]

The answer is B.........

8 0
3 years ago
Read 2 more answers
12x - 2y = -1<br>+ 4x + 6y= -4<br>​
svp [43]

Answer:

x = -7/40 , y = -11/20

Step-by-step explanation:

Solve the following system:

{12 x - 2 y = -1 | (equation 1)

4 x + 6 y = -4 | (equation 2)

Subtract 1/3 × (equation 1) from equation 2:

{12 x - 2 y = -1 | (equation 1)

0 x+(20 y)/3 = (-11)/3 | (equation 2)

Multiply equation 2 by 3:

{12 x - 2 y = -1 | (equation 1)

0 x+20 y = -11 | (equation 2)

Divide equation 2 by 20:

{12 x - 2 y = -1 | (equation 1)

0 x+y = (-11)/20 | (equation 2)

Add 2 × (equation 2) to equation 1:

{12 x+0 y = (-21)/10 | (equation 1)

0 x+y = -11/20 | (equation 2)

Divide equation 1 by 12:

{x+0 y = (-7)/40 | (equation 1)

0 x+y = -11/20 | (equation 2)

Collect results:

Answer:  {x = -7/40 , y = -11/20

6 0
3 years ago
1. What is the median of this data?<br>6. 12, 7, 5, 11. 6 and 9.​
anastassius [24]
The median would be 7.
6 0
3 years ago
Read 2 more answers
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