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wariber [46]
3 years ago
14

Solve the system of linear equations by graphing

Mathematics
2 answers:
Tju [1.3M]3 years ago
8 0

Answer:

Place one dot at (0,-2) and another point at (-1,-1) then draw a line through it. Then place a dot at (0,3) and (1,0) And draw a line through those two points. Wherever those two lines intercept will be your answer.

Step-by-step explanation:

REY [17]3 years ago
4 0
The answer to this problem is (x,y) = (-4,2)
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Simultaneous equations<br> x^2+3xy=10<br> x=2y
satela [25.4K]

9514 1404 393

Answer:

  (x, y) = (-2, -1) or (2, 1)

Step-by-step explanation:

Substitute for x in the first equation:

  (2y)^2 +3(2y)y = 10

  10y^2 = 10

  y^2 = 1

  y = ±1

  x = 2y = ±2

Solutions are (x, y) = (-2, -1) or (2, 1).

8 0
3 years ago
State the domain of the relation ? ( there is more than one?) select all that apply
Roman55 [17]

Answer:

I think it's {3, 6, 12, 18}

Step-by-step explanation:

Domain: all x-values that are to be used (independent values).

7 0
3 years ago
Can you please help me?
jekas [21]
1. is the third choice
2. is second choice
3. is fourth choice
8 0
3 years ago
The lenght of a side of a sqeare whose perimeter is r units
suter [353]

Answer:

r/4 units

Step-by-step explanation:

each side of a square is of the same length, perimeter is the sum of the 4 length, length of a side of square = r/4 units

6 0
3 years ago
How would you write the function shown in the function machine in function notation
kow [346]
Wow. this is too difficult for me
7 0
3 years ago
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