puncastle9 puncastle9

27-05-2015
Mathematics

Answered

Imagine the graph for the relation 4x-5y+20 = 0.
What would be its slope?

Answer :

Panoyin Panoyin

27-05-2015

4x - 5y + 20 = 0
       - 20 - 20
      4x - 5y = -20
4x - 4x - 5y = -20 - 4x
      -5y = -20 - 4x
      -5y = -4x - 20
       -5    -5
   y = ⁴/₅x + 4
The slope would be ⁴/₅.

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