Which is an equation of a line with an x-intercept of - 4 and a y-intercept of 3? A. Y = 3/4x-4 B. y=3/4x+3 C. Y=-3/4x-4 D. Y=-3/4x+3

Question

Mathematics

Mariela Ewing

13 October, 15:00

Which is an equation of a line with an x-intercept of - 4 and a y-intercept of 3? A. Y = 3/4x-4 B. y=3/4x+3 C. Y=-3/4x-4 D. Y=-3/4x+3

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Answers (1)

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Evan Pollard · Answer 1

B. y = 3/4x + 3.

Step-by-step explanation:

Using the general form y = mx + c where m = the slope and c the y-intercept we have

Y = mx + 3

The x intercept is at (-4, 0) (that is x = - 4 when y = 0), so:

0 = m (-4) + 3

-4m = - 3

m = 3/4

The answer is y = 3/4 x + 3.