5x + 3 = 2x – 15, tentukan nilaix=…..​

Nilai x

5x + 3 = 2x – 15

5x – 2x = – 15 – 3

3x = – 18

x = – 18/3

x = – 6

Jawaban:

x = -6

Penjelasan dengan langkah-langkah:

5x + 3 = 2x – 15

5x – 2x = -15 – 3

3x = -18

x = -18 : 3

x = -6