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Mathematics, 01.10.2019 02:30 friendsalwaysbae

Line ef has an equation of a line y = −2x + 7. which of the following could be an equation for a line that is perpendicular to line ef?

answer choices:

y = 2x - 3

y = 1/2x - 3

y = -2x - 3

y = -1/2x - 3

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Line ef has an equation of a line y = −2x + 7. which of the following could be an equation for a lin...
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