kevin122333445
kevin122333445 kevin122333445
  • 26-06-2020
  • Mathematics
contestada

3x - 4y=65
y=42
pls help me​

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Respuesta :

chadenelson04
chadenelson04 chadenelson04
  • 26-06-2020

Answer:

x = 77 2/3

Step-by-step explanation:

supstitute 42 for y in 3x - 4y = 65

3x - 4 * 42 = 65

3x - 168 = 65

add 168 t0 both sides

3x = 233

divide by 3

x = 77 2/3

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