Jawabanmu

2014-09-03T19:29:40+07:00
16+8x = 12
16-12=8x
4=8x
2=x


6(2+x) = 16
12+6x=16
6x = 16-12
x = 6/4
2014-09-03T19:31:33+07:00
1. 16+8x=12
8x = 12-16
8x = -4
x = 8 per -4
x = -2

2. 12+6x = 16
6x = 16-12
6x = 4
x = 6/4
x = 1 2/4

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