Respuesta :

Answer: Option (A) for the speed runners

| 148  14  246  5 | / | -2  14  3  5 | = 52

Step-by-step explanation:

substitute

-2x+14y=148

x=82-5/3y

solve

-2(82-5/3y)+14y=148

y=18

substitute for y

x=82-5/3 times 18

x=52 or 18

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