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Mathematics, 07.11.2019 18:31 khalilh1206
For the following system, use the second equation to make a substitution for y in the first equation.
2x + y = 5
y + 3 = 2x
2 x + 2 x - 3 = 5
2 x + 3 - 2 x = 5
2 x + 2 x + 3 = 5
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Answers: 3
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For the following system, use the second equation to make a substitution for y in the first equation...
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