TENTUKAN HIMPUNAN PENYELESAIAN DARI KALIMAT BERIKUT JIKA VARIABEL PADA HIMPUNAN BILANGAN BULAT ! 1. x + 12 = 19 2. y : 15 = -12 3. 32 - x = 40 4. 7 x a = 35 5. y + y + y = 54 6. a x a = 81
salmaslsbll
1. x + 12 = 19 x = 7 2. y : 15 = -12 y = 15 x (-12) = -180 3. 32 - x = 40 -x = 8 atau x = -8 4. 7a = 35 a = 5 5. 3y = 54 y = 18 6. 2a = 81 a = 9
[btw, poinya disesuaikan banyak soal bisa kali. heheh :D]
x = 7
2. y : 15 = -12
y = 15 x (-12) = -180
3. 32 - x = 40
-x = 8 atau x = -8
4. 7a = 35
a = 5
5. 3y = 54
y = 18
6. 2a = 81
a = 9
[btw, poinya disesuaikan banyak soal bisa kali. heheh :D]
x = 19-12
x = 7
2. y:15=-12
y= -12 x 15
y= -180
3. 32-x= 40
-x= 40-32
x= -8
4. 7.a=35
7a=35
a= 5
5 y+y+y=54
3y= 54
y= 18
6. a.a=81
a*2=81
a= (akar) 81
a = 9