milot
milot milot
  • 22-09-2018
  • Mathematics
contestada

Look at the picture. What is the solution WORTH 10 POINTS

Look at the picture What is the solution WORTH 10 POINTS class=

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gmany
gmany gmany
  • 22-09-2018

The coordinates of the point intersection of lines (-1, -1)

If you want solve:

y = -2x - 3, y = 3x + 2

-2x - 3 = 3x + 2     |+3

-2x = 3x + 5     |-3x

-5x = 5     |:(-5)

x = -1

Put the value of x to the first equation:

y = (-2)(-1) - 3 = 2 - 3 = -1

x = -1, y = -1

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