11-01-2017
Mathematics

contestada

The graphs of the two lines 4x=3y+23 and 4y+3x=-19

A. Do not intersect

B. Are identical

C. Intersect at (-2,5)

D. Are perpendicular

Respuesta :

Аноним Аноним

11-01-2017

answer: D. Are perpendicular

4x=3y+23 slope = 4/3
4y+3x=-19 slope = -3/4

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