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Which of the following ordered pairs represents the x-intercept of the equation y = 2x - 8?

Which of the following ordered pairs represents the x-intercept of the equation y = 2x - 8?
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4 votes
Which of the following ordered pairs represents the x-intercept of the equation y = 2x - 8?

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User Crawford
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8.4k points

2 Answers

2 votes
The answer is (0,-8)
answered
User Watzon
by
8.1k points
1 vote
y=2x-8, so ti find the x-intercept, you would plug zero into y and solve for x:

0=2x-8 plug 0 in for y and now add 8 to both sides
8=2x now you have to divide by 2
4=x
(4,0)
answered
User Stefan De Kok
by
8.7k points
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