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Anna22 Anna22
  • 13-02-2015
  • Mathematics
Answered

Solve the system of equations using substitution.


y = 3x + 1

y = 4x


a (1, 4)

b (0.1, 0.6)

c (-1, -4)

d (-4, -1)

Verified Answer :

konrad509
konrad509 konrad509
  • 13-02-2015

\(y=3x+1\\ y=4x\\\\ 3x+1=4x\\ 4x-3x=1\\ x=1\\\\ y=4\cdot1\\ y=4\\\\ \boxed{(x,y)=(1,4)}\)

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