muzaffars2004 muzaffars2004
  • 12-08-2018
  • Mathematics
contestada

If point (2, 4) lies on the graph of linear equation 5x + p y = 22, find the value of p.

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bawbdmo
bawbdmo bawbdmo
  • 12-08-2018

Since we are given a point that lies on the line, the logical first step would be to plug that point in. If we plug that point in, we are left with no variables in the equation other than p. So:

[tex] 5*2+p*4=22 \implies\\
10+4p=22 \implies\\
4p=12 \implies\\
p=3 [/tex]

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