Reagan surveyed a number of her classmates about what time they usually go to bed. Of the fifteen classmates she asked, three sa
2 answers:
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Here is how to solve it:
1) isolate x for x+y=2:
x=2-y
2)now plug this value in 3x^2-y^2=1
3(2-y)^2-y^2=1
simplify to get 2y^2-12y+11=0
and you get:
3)plug these(y1,y2) values in x+y=2
and you get:<span>
hope that i helped</span>
1) isolate x for x+y=2:
x=2-y
2)now plug this value in 3x^2-y^2=1
3(2-y)^2-y^2=1
simplify to get 2y^2-12y+11=0
and you get:
3)plug these(y1,y2) values in x+y=2
and you get:<span>
hope that i helped</span>