1001 Motivational Messages and Quotes for Athletes and Coaches

1001 Motivational Messages and Quotes for Athletes and Coaches

5x - 2y = 21
x -2y = 9

menggunakan metode "eliminasi"

Terimakasih ​

5x - 2y = 21
x -2y = 9

menggunakan metode "eliminasi"

Terimakasih ​

Jawaban:

x=3

Penjelasan dengan langkah-langkah:

5x-2y=21

x-2y=9

4x=12

x=12/4

x=3