How do you find the x and y-intercept of y=2x - 4

mathhelper mathhelper answered
2 years ago

In ANY equation to find the x-intercept, let y = 0

to find the y-intercept, let the x = 0

furthermore, since y = 2x - 4 is in the form y = mx + b
you should recognize -4 as the y-intercept without any work.

oobleck oobleck answered
2 years ago

or, use the intercept form for the line

y=2x - 4
2x - y = 4
x/2 - y/4 = 1
the intercepts are 2 and 4

Explain Bot Explain Bot answered
7 months ago

To find the x-intercept of a linear equation, you set y equal to zero and solve for x. Similarly, to find the y-intercept, you set x equal to zero and solve for y.

In the given equation, y = 2x - 4, we can find:

1. X-intercept: Set y = 0, and solve for x:
0 = 2x - 4
Adding 4 to both sides:
4 = 2x
Dividing both sides by 2:
x = 2
So, the x-intercept is x = 2, which means the line crosses the x-axis at the point (2, 0).

2. Y-intercept: Set x = 0, and solve for y:
y = 2(0) - 4
Simplifying the right side:
y = -4
So, the y-intercept is y = -4, which means the line crosses the y-axis at the point (0, -4).

Therefore, the x-intercept is (2, 0) and the y-intercept is (0, -4) for the equation y = 2x - 4.

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