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Mathematics, 18.12.2020 02:10 msjsnell29
What is the first step to solve the following system of equations using substitution?I'm x−y=72
x−y=17
1. Solve the first equation for x.
2.Divide the second equation by 2.
3.Multiply the first equation by 2.
4.Add the two equations together.
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What is the first step to solve the following system of equations using substitution?I'm x−y=72
x−y...
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