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-5x-10y =30
A) x-intercept (-3,0)
y-intercept (0,-6)
B) x-intercept (6,0)
y-intercept (0,-3)
C) x-intercept (3,0)
y-intercept (0,6)
D) x-intercept (-6,0)
y-intercept (-6,0)

2007-01-12 06:42:25 · 14 answers · asked by Anonymous in Science & Mathematics Mathematics

14 answers

Answer is None

2007-01-12 07:08:04 · answer #1 · answered by tcstings 2 · 1 0

First, set up the equation into y = mx + b form.

-5x - 10y = 30 rewritten is:
-10y = 5x + 30 which is:
y = -.5x - 3 (divide all numbers by the coefficient of y, which is -10 to get that equation).

The rest is easy ...

In order to find the x-intercept, you need to set y to 0, so ...

0 = -.5x - 3 which is:
.5x = -3
x = -6
x-int = (-6, 0)

in order to find the y-int, set x to 0, so ...

y = 0 - 3 which is:
y = -3
y-int = (0, -3)

None of those are the correct answer

2007-01-12 07:02:22 · answer #2 · answered by Mr Nerd Guy 1 · 0 0

When y=0 -> x=-6 hence x-intercept is (-6, 0)
When x= 0 -> y= -3 hence y-intercept is (0, -3)

Answer is none

2007-01-12 06:55:48 · answer #3 · answered by someone 1 · 0 0

- 5x - 10y = 30

x = intercept

y = 0

- 5x - 10y = 30

- 5x - 10(0) = 30

- 5x = 30

- 5x / - 5 = 30 / -5

x = - 6

The x - Inercept is x = - 6

- - - - - - - - - - - - - - - - - - -

y - Intercept

x = 0

- 5x - 10y = 30

- 5(0) - 10y = 30

- 10y = 30

- 10y / - 10 = 30 /- 10

y = - 3

The y intercept y = - 3

- - - - - - - - - - -

None of the above

- - - - - - - -s-

2007-01-12 07:03:33 · answer #4 · answered by SAMUEL D 7 · 0 0

-5x - 10y = 30
Set y = 0
-5x = 30
x = -6
Y-intercept is (0,-6)
Set x = 0
-10y = 30
y = -3
X-intercept is (-3,0)

A is the correct answer

2007-01-12 06:48:03 · answer #5 · answered by Tom :: Athier than Thou 6 · 0 0

the answer is y-intercept is -3
x-intercept is -6

2007-01-12 06:51:56 · answer #6 · answered by dinh nguyen 1 · 0 0

-5x -10y = 30
Dividing both sides by 30

x/(-6) + y/(-3) = 1

x-intercept = - 6
y-intercept = - 3

Ans: NONE

2007-01-12 06:48:40 · answer #7 · answered by Sheen 4 · 0 0

TOM ,go back to school :))

there is no correct answer here.

E) None of the above

2007-01-12 06:52:49 · answer #8 · answered by russiantoronto2003 2 · 0 0

answer E - you fail the test

plug the numbers in and see if equation holds.

2007-01-12 06:44:11 · answer #9 · answered by Anonymous · 0 0

So, they give you internet access during tests now. Hmmm.....

2007-01-12 06:44:46 · answer #10 · answered by ajoyner 2 · 0 0

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