Tentukan himpunan selesaian 1. X - 5 = 4 2. 5 + x = 17 3. 7 = 18 - x 4. 2x - 3 = x + 7 5. 17 + 2x = 3x + 13
Matematika
dilarosalma
Pertanyaan
Tentukan himpunan selesaian
1. X - 5 = 4
2. 5 + x = 17
3. 7 = 18 - x
4. 2x - 3 = x + 7
5. 17 + 2x = 3x + 13
1. X - 5 = 4
2. 5 + x = 17
3. 7 = 18 - x
4. 2x - 3 = x + 7
5. 17 + 2x = 3x + 13
1 Jawaban
-
1. Jawaban risqiyya
1.
x-5 = 4
x = 4+5
x = 9
2.
5+x = 17
x = 17-5
x = 12
3.
7 = 18-x
x = 18-7
x = 11
4.
2x-3 = x+7
2x-x = 7+3
x = 10
5.
17+2x = 3x+13
2x-3x = 13-17
-x = -4
x = 4