JadaBug435 JadaBug435
  • 14-02-2018
  • Mathematics
contestada

how do you solve the systems by substitution y=3x+1 and y=5x-3

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petermcl
petermcl petermcl
  • 14-02-2018
**plug in the first equation into the y of the next.

3x + 1 = 5x - 3
-1 from both sides
3x = 5x -4
-5x from both sides
-2x = -4
divide both sides by negative 2

x= 2
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