lori0
lori0 lori0
  • 19-09-2017
  • Mathematics
contestada

What should be the first step in adding these equations to eliminate y?

What should be the first step in adding these equations to eliminate y class=

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wizard123
wizard123 wizard123
  • 19-09-2017
Multiply top equation by 3.

3* (-2) = -6

(-6) + 6 = 0

The goal is for the 'y' coefficients to add to 0.
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