A. 4x+1=x+4
B. 5x=3x+14
C. 12x+12=16x+8
D. 9x+28=172
E. 3x-2=x+6
F. 4x-1/3=x
B. 5x=3x+14
C. 12x+12=16x+8
D. 9x+28=172
E. 3x-2=x+6
F. 4x-1/3=x
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Respuesta:
A. x=1
b. x=7
c. x=1
d. x=16
e. x=4
f. x=1/9
Explicación paso a paso:
A.
4x+1=x+4
4x-x=4-1
3x=3
x=3/3
x=1
B.
5x=3x+14
5x-3x=14
2x=14
x=14/2
x=7
C.
12x+12=16x+8
12x-16x=-12+8
-4x=-4
x=-4/-4
x=1
D.
9x+28=172
9x=172-28
9x= 144
x=144/9
x=16
E.
3x-2=x+6
3x-x=6+2
2x=8
x=8/2
x=4
F.
4x-1/3=x
4x-x=1/3
3x=1/3
x=1/9
Respuesta:
Explicación paso a paso:
4x-x=4-1
3x = 3
x = 3/3 --> x=1
5x-3x = 14
2x = 14
x = 14/2 ---> x = 7
12-8 = 16x - 12x
4 = 4x
4/4 = x ---> x =1
9x = 172 - 28
x = 144/9 ---> x = 16
3x - x = 6+2
2x = 8
x = 8/2 ---> x = 4
4x - x = 1/3
3x = 1/3
x = 1/9 ---> x = 0.11