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Beth solved the system of equations by making a substitution for y in the second equation.

What equation did she get as a result of that substitution?

y = 4x – 11
3x + 5y = –9





12x – 11 = –9

12x – 55 = –9

3x + 20x – 55 = –9

3x + 20x – 11 = –9

Respuesta :

jcherry99
Short Answer: C
y = 4x - 11
3x + 5y = - 9

3x + 5(4x - 11) = - 9          Remove the brackets.
3x + 20x - 55 = - 9 <<<< Answer 

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