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15-06-2017
Mathematics

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What is the point of intersection when the system of equations below is graphed on the coordinate plane?
y=4-x
2y=8-2x
A. (0, 4)
B. (4, 0)
C. no intersection point
D. infinite intersection points

Respuesta :

Аноним Аноним

15-06-2017

multiply the first equation by -2 gives:_
-2y = -8 + 2x

2y = 8 - 2x

adding these 2 equations:-

0 = 0

This shows that the 2 equations are equal so there are infinite solutions

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