AnavaeY375451 AnavaeY375451
  • 03-11-2022
  • Mathematics
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Solve the system by substitution. 9y = x - 4x + y = -35 Submit Answer

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BasharN756221 BasharN756221
  • 03-11-2022

Let:

[tex]\begin{gathered} 9y=x\text{ (1)} \\ -4x+y=-35\text{ (2)} \end{gathered}[/tex]

Replace (1) into (2):

[tex]\begin{gathered} -4(9y)+y=-35 \\ -36y+y=-35 \\ -35y=-35 \\ y=1 \\ \text{ Replace y into (1)} \\ x=9(1) \\ x=9 \end{gathered}[/tex]

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