ECUACIONES DE PRIMER GRADO
a) 3x-4 = -2x+6
b) 2x-5 = 4x-3
c) 3 = 9+x
d) 5 = 7-2x
ME URGE.:c
a) 3x-4 = -2x+6
b) 2x-5 = 4x-3
c) 3 = 9+x
d) 5 = 7-2x
ME URGE.:c
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3x+2x=6+4
5X=10
X=2
2x-5 = 4x-3
2x-4x=-3+5
-2x=2
x= -1
3 = 9+x
3-9=x
-6=x
5 = 7-2x
2x=7-5
2x=2
x=1