tacolover55510555 tacolover55510555
  • 20-03-2019
  • Mathematics
contestada

what two numbers add together to equal 20 and multiply together to equal 36​

Respuesta :

aguirreoscar200413 aguirreoscar200413
  • 20-03-2019

Answer:

Step-by-step explanation:

10+10=20

6x6=36

your welcome

Answer Link
zacman63 zacman63
  • 20-03-2019

a)X + Y = 20

b) X * Y = 36

Isolate Y in a: X= 20 - Y

Plug into b: (20-Y) * Y=36

20 Y - Y^2 = 36

0 = Y^2 - 20Y + 36

0 = (Y -18)(Y-2)

Y-18= 0, Y=18

Y-2= 0, Y= 2

Final answer: 2 and 18

Hope it’s clear :)

Answer Link

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