[tex]y = 2x - 7[/tex]
1)
[tex]x = 5 \\ y = 2 \times 5 - = 10 - 7 = 3[/tex]
2)
[tex]y = - 11 \\ 2x - 7 = - 11 \\ 2x = - 11 + 7 \\ 2x = - 4 \\ x = - 4 \div 2 \\ x = - 2[/tex]
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[tex]y = 2x - 7[/tex]
1)
[tex]x = 5 \\ y = 2 \times 5 - = 10 - 7 = 3[/tex]
2)
[tex]y = - 11 \\ 2x - 7 = - 11 \\ 2x = - 11 + 7 \\ 2x = - 4 \\ x = - 4 \div 2 \\ x = - 2[/tex]