mabr1715 mabr1715
  • 23-12-2020
  • Mathematics
contestada

-2x+10y=25
X-25y=3

Elimination method

Relax

Respuesta :

BxrbieBxnds
BxrbieBxnds BxrbieBxnds
  • 23-12-2020

Answer:

equation form: x=-131/8y -31/40

Step-by-step explanation:

this is addition/elimination

Answer Link
emmythomas255
emmythomas255 emmythomas255
  • 23-12-2020

Step-by-step explanation:

(-2x+10y=25) × 2.5

-5x+25y=62.5

x-25y=3

-5x+x+25y-25y=62.5+3

-4x=65.5

x =65.5÷4

=16.375

16.375-25y=3

-25y=3-16.375

-25y=-13.375

y=- 13.375÷-25

=0.535

i tried.

Answer Link

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