helleveryone helleveryone
  • 12-01-2021
  • Mathematics
contestada

Solve and then answer the questions​

Solve and then answer the questions class=

Respuesta :

mhanifa
mhanifa mhanifa
  • 12-01-2021

Answer:

  • 71 and 19

Step-by-step explanation:

Numbers are x and y, equations below:

  • x + y = 90
  • x = 3y + 14

Substitute x in the first equation:

  • 3y + 14 + y = 90

Solve for y:

  • 4y + 14 = 90
  • 4y = 76
  • y = 19

Find x:

  • x = 90 - 19 = 71
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