bblackwood2004oqug8a bblackwood2004oqug8a
  • 19-12-2017
  • Mathematics
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how do you solve linear equations by subsitutions

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midnitemoon80p03mds
midnitemoon80p03mds midnitemoon80p03mds
  • 26-12-2017
1) First, solve one linear equation for y in terms of x .

2) Then substitute that expression for y in the other linear equation.

3)Solve this, and you have the x -coordinate of the intersection.

4)Then plug in x to either equation to find the corresponding y -coordinate.


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