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Jobisdone [24]
2 years ago
9

2x – 4y = 24 x + 3y = 7 Solve by elimination

Mathematics
1 answer:
Allisa [31]2 years ago
5 0
2x-4y=24
X+3y=7 (-2)


2x-4y=24
-2x-6y=-14
——————-
0 -10y=10
Y=-1

Reemplazar y en la ecuación
2x-4(-1)=24
2x+4=24
2X=20
X=10

Y=-1, X= 10
Hope this helps
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7 0
3 years ago
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kati45 [8]

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Step-by-step explanation:

Step 1:-

Given equations are y=-2 x+30........(1)

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Step 2:-

solving these two equations (1) and (2)

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Step 3:-

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5 0
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