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Find the common solution for each system of equations

1. y=4x-2 y=2x+3
2. 4y+4x=8 y+2x=4
3. 2y+4x=12 3x+y=5
4. 5x+6=y 4x-7=y

User Realstrategos
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1 Answer

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30 votes

Answer:

elimination method

Explanation:

2) 4y+4x=8;y+2x=4

4y+4x=8. ------(1)

y+2x=4 -------(2)

multiply equation (1) by 2 and (2) by 4 to eliminate x

8y+8x=16

4y+8x=4

User Junho Park
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