Jawaban:
9. D
10. B
Penjelasan dengan langkah-langkah:
9. 4x-5= 2x+7
<=> 4x-2x = 7+5
<=> 2x = 12
<=> x = 12/2
<=> x = 6
10. x+8 > 1
x> 1-8
x> -7
9. D 6
10. D x>-9
10 jalannya 6x+5 >5x-4
6x-5x >-4 -5
x > -9
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Jawaban:
9. D
10. B
Penjelasan dengan langkah-langkah:
9. 4x-5= 2x+7
<=> 4x-2x = 7+5
<=> 2x = 12
<=> x = 12/2
<=> x = 6
10. x+8 > 1
x> 1-8
x> -7
Jawaban:
9. D 6
10. D x>-9
Penjelasan dengan langkah-langkah:
10 jalannya 6x+5 >5x-4
6x-5x >-4 -5
x > -9