Berapa hasil x untuk persamaan nilai mutlak |4 – 4x| – 10 = 15
Mohon dibantu Kakaaaaa heheheheh
Mohon dibantu Kakaaaaa heheheheh
Penjelasan dengan langkah-langkah:
|4 - 4x| - 10 = 15
|4 - 4x| = 15 + 10
|4 - 4x| = 25
4 - 4x = ±25
4 - 4x = 25
-4x = 25 - 4
-4x = 21
x = -21/4
atau
4 - 4x = -25
-4x = -25 - 4
-4x = -29
x = 29/4
x = -21/4 atau x = 29/4
| 4 - 4x | - 10 = 15
| 4 - 4x | = 15 + 10
| 4 - 4x | = 25
4 - 4x = 25
-4x = 25 - 4
-4x = 21
x = -21/4
4 - 4x = -25
-4x = -25-4
-4x = -29
x = 29/4
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