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KonstantinChe [14]
3 years ago
6

The

Mathematics
2 answers:
raketka [301]3 years ago
7 0

Answer:   \huge\boxed{x=3\frac{1}{3} \quad ;\quad y=-3}

Step-by-step explanation:

\displaystyle\ \Large \boldsymbol+\ \left \{ {{6x+4y=8} \atop {-4y=12}} \right. \Longrightarrow\\\\\\ 6x+ 4y\!\!\!\!\!\diagup-4y\!\!\!\!\!\diagup=12+8 \\\\6x=20 \\\\x=\frac{20}{6} =\frac{10}{3} =3\frac{1}{3}  \quad ; \quad y=-3

shepuryov [24]3 years ago
4 0
6x + 4y = 8
-4y = 12

6x + 4y = 8
y = 12/-4 = -3

6x + 4(-3) = 8
y = -3

6x -12 = 8
y = -3

x = (8+12)/6 = 10/3
y = -3 i guess


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7 0
3 years ago
The 12th term and the sim of 1+3+5+7+.....
zzz [600]

To find this, first find the factor or rate of which the numbers are moving. To do so do as follows.

subtract 1 from 3

3-1=2

So each number is having 2 added to it.

Now add two to 7 and the numbers afterwards till you get the 12th term

7+2=9

1+3+5+7+9

9+2=11

1+3+5+7+9+11

11+2=13

1+3+5+7+9+11+13

13+2=15

1+3+5+7+9+11+13+15

15+2=17

1+3+5+7+9+11+13+15+17

17+2=19

1+3+5+7+9+11+13+15+17+19

19+2=21

1+3+5+7+9+11+13+15+17+19+21

21+2=23

1+3+5+7+9+11+13+15+17+19+21+23

So 23 is the 12th term


7 0
3 years ago
A person in a certain family eats 684.6 lb of fruit and vegetables in a year. What is the average consumption in one day ( use 1
sasho [114]
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6 0
3 years ago
1/3(6x-12)=8(1/2x+1)-2
dlinn [17]
X = -5 is the answer I believe
8 0
3 years ago
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