Mathematics, 14.02.2021 02:50 vanleervanleer
3x – 3y = -9
4x + 4y= 12
show me the steps for substitution?
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3x – 3y = -9
4x + 4y= 12
show me the steps for substitution?...
4x + 4y= 12
show me the steps for substitution?...
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