Brispence
Brispence Brispence
  • 02-02-2021
  • Mathematics
contestada

y= 3/4x
5/2x + 2y = 5​

Respuesta :

clarch19
clarch19 clarch19
  • 02-02-2021

Answer:

x = 5/4

y = 15/16

Step-by-step explanation:

substitute 3/4x for 'y' in the 2nd equation

5/2x + 2(3/4x) = 5

multiply each side by 4 to eliminate fractions:

10x + 6x = 20

16x = 20

x = 20/16 or 5/4

y = 3/4 · 5/4

y = 15/16

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