p-(p+4)=4 (p-1)+2p
-3 (y-1)+2y=4 (y-3)
6-(n+3)=3n+5=2n
4 (2×-2)-3 (×+7)=-4
-4 (3-4×)-2 (×-1)=12×
edisfrankp96xpw:
¿la tercera ecuación esta bien enunciada?
Respuestas
Respuesta dada por:
0
1.-
P-(P+4) = 4 (P-1)+2P
P-P-4 = 4 P - 4 + 2P
-4 = 6P-4
-4+4 = 6P
0 = 6P
0/6 = P
P = 0
_____________________________________________________________
2.-
-3 (y-1)+2y = 4 (y-3)
-3y+3+2y = 4y-12
-y+3 = 4y-12
-y-4y = -12-3
-5y =-15
y = 15/5
y = 3
_____________________________________________________________
3.- ???
_____________________________________________________________
4.-
4 (2×-2)-3 (×+7) = -4
8x-8 - 3x-21 = -4
5x-29 = -4
5x = -4+29
5x = 25
x = 25/5
x = 5
_____________________________________________________________
5.-
-4 (3-4×)-2 (×-1) = 12×
-12+16x-2x+2 = 12x
16x-2x-12x = -2+12
2x = 10
x = 10/2
X = 5
P-(P+4) = 4 (P-1)+2P
P-P-4 = 4 P - 4 + 2P
-4 = 6P-4
-4+4 = 6P
0 = 6P
0/6 = P
P = 0
_____________________________________________________________
2.-
-3 (y-1)+2y = 4 (y-3)
-3y+3+2y = 4y-12
-y+3 = 4y-12
-y-4y = -12-3
-5y =-15
y = 15/5
y = 3
_____________________________________________________________
3.- ???
_____________________________________________________________
4.-
4 (2×-2)-3 (×+7) = -4
8x-8 - 3x-21 = -4
5x-29 = -4
5x = -4+29
5x = 25
x = 25/5
x = 5
_____________________________________________________________
5.-
-4 (3-4×)-2 (×-1) = 12×
-12+16x-2x+2 = 12x
16x-2x-12x = -2+12
2x = 10
x = 10/2
X = 5
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