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02-12-2020
Mathematics

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What is an equation of the line that passes through the point (-1, -3) and is perpendicular to the line x –2y = 14?

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02-12-2020

Make equation: y = mx + b
x = 2y + 14
2y = x - 14
y = 1/2x - 7
Perpendicular: opposite sign and reciprocal slope
y = -2x + b
-3 = -2(-1) + b, b = -5
Equation: y = -2x - 5

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