Question

a)3x-6=2x-8

b)5x-3+x=3x+12

c)2x-x=3
2 3 2
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Answer 1

a) falso

b) 5x-3+x=3x+12

-15+x=36

x=36 + 15

X = 51

c) 2x-x=3

2x-1x=3

(2-1) x =3

1x=3

X = 3