11. Resolver:
5x – 55 = 2 (18-x)
a) 2
b) 11
c) 17
d) 13
e) 21
5x – 55 = 2 (18-x)
a) 2
b) 11
c) 17
d) 13
e) 21
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Verified answer
Respuesta:
5x - 55 = 2 (18 - x)
5x - 55 = 36 - 2x
5x + 2x = 36 + 55
7x = 91
x = 91 / 7
x = 13
Explicación paso a paso:
Grax por los puntos y espero haberte ayudado :^
5x-55=2(18-x)
5x-55=2(-x+18)
5x-55=-2x+36
x=13