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Leviafan [203]
3 years ago
9

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

Mathematics
2 answers:
Mrac [35]3 years ago
8 0

Answer:

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

Step-by-step explanation:

this is addition/elimination

shusha [124]3 years ago
8 0

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.

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