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13-03-2018
Mathematics

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Solve by graphing 5x-2y=-10 3x+6y=66

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hienh4517 hienh4517

13-03-2018

5x-2y = -10
Multiply by 6
= 30x -12y=-60

3x+6y = 66
Multiply by 2

= 6x+12y = 132

So

30x-12y=-60
6x+12y=132

Add those variables

36x= 72
X= 2

This would help

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