iwzfvqxidr iwzfvqxidr

30-06-2021
Mathematics

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4x-3=2x+7
2x+6=7x-14

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yohannazenebe66 yohannazenebe66

30-06-2021

4x-3=2x+7
4x-2x=7+3
2x=10
x=5

2x+6=7x-14
2x-7x=-14-6
-5x=-20
x=4

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