Metadata
Author: QED
Data
Bulgarian[bg]
Нека умножим това първо уравнение тук по - 1.
English[en]
Let's multiply this first equation over here times - 1.
Norwegian[nb]
La oss gange denne første ligningen her med minus 1.
Portuguese[pt]
Vamos multiplicar a primeira equação por - 1.
Thai[th]
ลองทําดู ลองคูณสมการแรกตรงนี้ด้วยลบ 1 แล้วกัน
Turkish[tr]
Buradaki ilk denklemi eksi 1 ile çarpalım.