keturahtriplett1515 keturahtriplett1515

10-02-2021
Mathematics

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X = 25 -3y and 4x + 5y = 9
What are the solutions

Respuesta :

math666789 math666789

11-02-2021

Answer:

x=-14, y=13

Step-by-step explanation:

4x+5y=9

x+3y=25

4x+5y=9

-4x-12y=-100

-7y=-91

y=13

Subsitute: x+3(13)=25

x=-14

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