Himpunan dari ; 2x+3=12 5x+2=10x+3 -6x+2=12 10x-3=5x+2
Matematika
renatasesilia
Pertanyaan
Himpunan dari ;
2x+3=12
5x+2=10x+3
-6x+2=12
10x-3=5x+2
1 Jawaban
-
1. Jawaban fazlika
1. 2x+3=12
2x = 12-3
2x = 9
x = 9/2
Hp = {9/2}
2. 5x+2 = 10x+3
5x-10x = 3-2
-5x = 1
x = -1/5
Hp = {-1/5}
3. -6x+2 = 12
-6x = 12-2
-6x = 10
x = 10/-6
x = -5/3
Hp = {-5/3}
4. 10x-3=5x+2
10x-5x = 2-3
5x = -1
x = -1/5
Hp = {-1/5}