inamoore71 inamoore71

10-02-2021
Mathematics

contestada

Solve by the substitution method.
3x + 3y= -9
- 3x + y = 17

Respuesta :

destinyewing destinyewing

10-02-2021

3x + 3(3x + 17) = -9
3x + 9x + 51 = -9
12x + 51 = -9
12x = -60
x = -5

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10-02-2021

Answer:

3x + 3y -17 =0

Explanation: im not to good at thus so thats the best i can do if thats the solution you needed

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