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08-03-2020
Mathematics

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{7u+2v=1
{17u+6v=−9
System of equation
Please Explain

Respuesta :

vanessaealvarez vanessaealvarez

08-03-2020

Answer:

u= -3 v=11

Step-by-step explanation:

7u+2v=1 17u+6v=-9

-3(7u+2v=1)= -21u-6v=-3

-21u-6v=-3 + 17u+6v=-9 = -4u= -12

u=-3

7(-3)+2v=1

-21+2v=1

2v=22

v=11

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