Bonjour
F) - 2 + 3y = - 6
3y = - 6 + 2
3y = - 4
y = - 4/3
- 1/2 = 3/2t - 5/2
3/2t = - 1/2 + 5/2
3/2t = 4/2
3t = 4
t = 4/3
5 - 2a = 12
- 2a = 12 - 5
- 2a = 7
a = - 7/2
a = - 3,5.
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Bonjour
F) - 2 + 3y = - 6
3y = - 6 + 2
3y = - 4
y = - 4/3
- 1/2 = 3/2t - 5/2
3/2t = - 1/2 + 5/2
3/2t = 4/2
3t = 4
t = 4/3
5 - 2a = 12
- 2a = 12 - 5
- 2a = 7
a = - 7/2
a = - 3,5.