Bonjour,
-5x-6=2(x+7)+1
- 5x - 6 = 2x + 14 + 1
- 5x - 2x = 14 + 1 + 6
- 7x = 21
x = - 21/7
x = - 3.
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Bonjour,
-5x-6=2(x+7)+1
- 5x - 6 = 2x + 14 + 1
- 5x - 2x = 14 + 1 + 6
- 7x = 21
x = - 21/7
x = - 3.