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,(0, ), (-1/3, ) I am lost

2007-12-13 05:57:04 · 5 answers · asked by blondie42 1 in Science & Mathematics Mathematics

5 answers

(-1,0)

(1/3, 4)

(0, 3)

(-1/3, 2)

2007-12-13 06:00:08 · answer #1 · answered by Anonymous · 0 0

The numbers in the ordered pairs correspond to the x and y variable respectively. sparkling up for the two x and y and easily plug which ever coordinate you have into the ultimate equation to get what you desire: x = ( 12 - 4y )/3 y = ( 12 - 3x )/4 So: for (0,), use the 'y' equation: y = ( 12 - 3(0) )/4 = 3 answer: (0, 3) for (,3/4), use the 'x' equation: x = ( 12 - 4(3/4) )/3 = 3 answer: (3, 3/4) something: (8/3,) is: y = ( 12 - 3(8/3) )/4 = one million answer: (8/3, one million) (,0) is: x = ( 12 - 4(0) )/3 = 4 answer: (4,0)

2016-12-31 09:43:49 · answer #2 · answered by Anonymous · 0 0

For the equation y = 3x + 3, for a given x or y, plug that value in the equation and calculate the other.

For (, 0) or y=0
0=3x+3, 3x= -3, x= -1
(-1,0)

For (1/3, ) or x=1/3
y=3(1/3)+3 = 1+3 = 4
(1/3,4)

2007-12-13 06:06:32 · answer #3 · answered by LDJ 3 · 0 0

The first one means find x when y = 0,
so 0 = 3x+3, 3x = -3 x = -1.
The second one means find y when x = 1/3
so y = 3(1/3) + 3 = 1 + 3 = 4.
The third one means find y when x= 0,
y = 0 + 3 = 3.
The last one means find y when x = -1/3.
Answer: 2.
Hope that helps!

2007-12-13 06:04:49 · answer #4 · answered by steiner1745 7 · 0 0

By convention, the FIRST number in the ordered pair is x, and the second is y:
(x, y).

Each of these pairs must SATISFY the equation y = 3x + 3.

So for the second ordered pair, for example, you can substitute 1/3 for x and get
y = 3 * (1/3) + 3 = 4.

For the first ordered pair, it's a little trickier. Substitute 0 for y, and then solve
0 = 3x + 3 for x.

You can do it!

2007-12-13 06:00:57 · answer #5 · answered by nicholasm40 3 · 0 0

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