Question

Isilah soal dibawah ini..

Answer 1

27. C
28. -3-6+10 = 1.D
29. 13 +(-5)-3+8
13+(-5)+5=13.a
30. X+9=18
X = 18-9
X=9 b
31. 2x - 5 = 11
2x = 11+5
2x = 16
X = 16-8=8. E
32. 8+2x=16
2x=16
X=16:2
X=8
33. 3x+4=-5
3x = -5-4
3x = -9
X=-3