4(2x+3)-1 = 5x - 4. Nilai 2x-5 adalah..
Matematika
Adeirmanheryana
Pertanyaan
4(2x+3)-1 = 5x - 4. Nilai 2x-5 adalah..
2 Jawaban
-
1. Jawaban BSunShine
4(2x+3)-1 = 5x - 4
8x + 12 -1 = 5x - 4
8x + 11 = 5x - 4
8x - 5x = -4 -11
3x = -15
x = -15/3
x = -5
=>2x - 5
=>2(-5) - 5
=>-10 - 5
=> -15
semoga membantu -
2. Jawaban candradyas
=> 4(2x + 3) -1 = 5x - 4
=> 8x + 12 -1 = 5x - 4
=> 8x + 11 = 5x - 4
=> 8x - 5x = -4 - 11
=> 3x = -15
=> x = -15 : 3
=> x = -5
2x - 5
=> 2(-5) -5
=> -10 -5
=> -15
semoga membantu ya （＾ｖ＾）