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Reika [66]
3 years ago
10

<br />How do I solve 2x+y=10

Mathematics
2 answers:
ololo11 [35]3 years ago
7 0
X is 3 y is 4 hope this helps :)
ira [324]3 years ago
4 0
Hello :
the system is : 
2x+y =10 ...(1)
x= 3y+4.....(2) 
subst in (1) :
2(3y+4)  +  y = 10
6y +8 + y= 10
7y=2
y= 2/7
x= 3(2/7)+4 = 34/7
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Correctly complete this sequence: 131, 517, ?, 123
antoniya [11.8K]

Answer:

192 is the missing number in the sequence.

Step-by-step explanation:

Given sequence is 131, 517, ?, 123.

First write the numbers without comma as 131517?123.

Break it in two digit numbers as 13, 15, 17, _ _ 23

Complete the sequence with the missing two digit odd numbers.

13, 15, 17, 19, 21, 23

Now rewrite the sequence without comma again.

131517192123

Place the comma after every three digits.

131, 517, 192, 123

Therefore, the missing number is 192.

5 0
3 years ago
Read 2 more answers
WILL MARK BRAINLEST <br> PLS SHOW STEP BY STEP
defon

Answer:

\frac{225}{30} or 7\frac{1}{2}

Step-by-step explanation:

\frac{25*9}{3*10} = \frac{225}{30}

hope this helped

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8 0
3 years ago
Can. You guys find the value of x for me?
stiks02 [169]
The best way to think about this question is that probability is always out of a total of 1. For example, someone may have a 1/4 chance of picking a certain marble but they will never have a 2 chance of picking a certain marble (that doesn't make any sense). Therefore, we can imagine that the sum of all three probabilities to pick prizes will be 1. We can then set the sum of the probabilities equal to 1:
x+3x+16x=1
You first combine like terms to get 20x=1. Then you divide both sides by 20 to get x=1/20, which is the value of x. This makes sense because you have a small chance of picking a toy in comparison to picking a pen or pencil.

I hope this helps.
8 0
3 years ago
What is the solution of y+2≥-9
Gnoma [55]

Answer:

Y ≥ -11


Step-by-step explanation:

You start with y+2≥-9

Subtract the 2 on both sides

That would leave you with the y on the left of the ≥ and -11 on the right, giving you your answer.

8 0
3 years ago
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SVETLANKA909090 [29]

Answer:18h^2+85h-18

Step-by-step explanation:

4 0
3 years ago
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