hitunglah plsv berikut 1. 2 ( x - 1) = -10 2. -3 ( 2x+1)= -15 3. 3x + 12 = 4 (x + 2) 4. -x - 10 = 3 ( x - 5) 5. 5x - 15 = 2 (x + 3) 6. 1/2 (x - 2) = 1/4 (2x + 1
Matematika
IlvaNovie284
Pertanyaan
hitunglah plsv berikut
1. 2 ( x - 1) = -10
2. -3 ( 2x+1)= -15
3. 3x + 12 = 4 (x + 2)
4. -x - 10 = 3 ( x - 5)
5. 5x - 15 = 2 (x + 3)
6. 1/2 (x - 2) = 1/4 (2x + 1)
7. 2/3 (x - 1) = 1/2 (x + 2)
8. 3 - x/3 = 2x/5 -6
9. 1 + x/2 = x/5 + 10
10. x/2 + 4 = x/3 + 8
Tolong dibantu:)
kl ada soal yg gak ngerti/ gk jelas bilang aj;)
1. 2 ( x - 1) = -10
2. -3 ( 2x+1)= -15
3. 3x + 12 = 4 (x + 2)
4. -x - 10 = 3 ( x - 5)
5. 5x - 15 = 2 (x + 3)
6. 1/2 (x - 2) = 1/4 (2x + 1)
7. 2/3 (x - 1) = 1/2 (x + 2)
8. 3 - x/3 = 2x/5 -6
9. 1 + x/2 = x/5 + 10
10. x/2 + 4 = x/3 + 8
Tolong dibantu:)
kl ada soal yg gak ngerti/ gk jelas bilang aj;)
1 Jawaban
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1. Jawaban MutiaraKN112
1.) 2(x-1)=-10
2x-2=-10
2x=-10+2
2x=-8
x=-4
2.) -3(2x+1)=-15
-6x-3=-15
-6x=-15+3
6x=12
3.) 3x+12=4(x+2)
3x+12=4x+8
12-8=4x-3x
4=x
4.) -x-10=3(x-5)
-x-10=3x-15
-10+15=3x+x
5=4x