Respuesta:
Espero y te sirva :)
Explicación paso a paso:
a)7x - 5 = 4x +1
7x -4x = 1 + 5
3x = 6
x= 6/3
x=2
b)21-6x=27-8x
-6x + 8x = 27 - 21
2x = 6
x = 6/2
x=3
c) 4x - 45 = 5 - 6x
4x + 6x = 5 + 45
10x = 50
x= 50/10
x=5
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Verified answer
Respuesta:
Espero y te sirva :)
Explicación paso a paso:
a)7x - 5 = 4x +1
7x -4x = 1 + 5
3x = 6
x= 6/3
x=2
b)21-6x=27-8x
-6x + 8x = 27 - 21
2x = 6
x = 6/2
x=3
c) 4x - 45 = 5 - 6x
4x + 6x = 5 + 45
10x = 50
x= 50/10
x=5