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  • 08-03-2024
  • Mathematics
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using substitution to solve a system
3x+y=2
4x+y=20

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Write the following Arithmetic Sequence using an Explicit Formula: a1 = 12 an = an-1 – 3 an = 3 – 12(n – 1) an = 12 + 3(n – 1) an = 3 + 12(n – 1) an = 12 –
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