equation: 2X-5=X+2 5X-6=5X+4 7t+4=-2t-3 -3X+1=5X+(-13) 4a+5=1 5y+2=-2y+9 3X+5=2X-1 32-5a=-27+2a
Mathématiques
alexchrabaszczp7ndne
Question
equation:
2X-5=X+2
5X-6=5X+4
7t+4=-2t-3
-3X+1=5X+(-13)
4a+5=1
5y+2=-2y+9
3X+5=2X-1
32-5a=-27+2a
2X-5=X+2
5X-6=5X+4
7t+4=-2t-3
-3X+1=5X+(-13)
4a+5=1
5y+2=-2y+9
3X+5=2X-1
32-5a=-27+2a
1 Réponse
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1. Réponse inequation
Bonsoir,
2X-5=X+2
2x-x= 2+5
x= 7
5X-6=5X+4
0= 10
7t+4=-2t-3
7t+2t= -3-4
9t= -7
t= -7/9
Et tu continues à mettre les inconnues à part