Lisset2001 Lisset2001
  • 15-05-2015
  • Mathematics
Answered

Y=3x-2
Y=-x+6
Soving linear equations by substitution



Answer :

apologiabiology
apologiabiology apologiabiology
  • 16-05-2015
subsitution is subsituting
y=3x-2
y=-x+6
subsitute 3x-2 for y in second equation
3x-2=-x+6
add x to both sides
4x-2=6
add 2 to both sides
4x=8
divide both sides by 4
x=2
subsitute
y=-x+6
y=-2+6
y=4

x=2
y=4
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