Respuesta:
a) x=11
b) x=14
C) x=17
Explicación paso a paso:
a) 8x + 30 = 2x + 96
8x - 2x = 96 - 30
6x = 66
x = 66/6
x = 11
b) 7x + 45 = 2x + 115
7x - 2x = 115 - 45
5x = 70
x = 70/5
x = 14
c) 3x + 63 = 6x + 12
63 - 12 = 6x - 3x
51 = 3x
51/3 = x
17 = x
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
a) x=11
b) x=14
C) x=17
Explicación paso a paso:
a) 8x + 30 = 2x + 96
8x - 2x = 96 - 30
6x = 66
x = 66/6
x = 11
b) 7x + 45 = 2x + 115
7x - 2x = 115 - 45
5x = 70
x = 70/5
x = 14
c) 3x + 63 = 6x + 12
63 - 12 = 6x - 3x
51 = 3x
51/3 = x
17 = x