Quizz :
2x + 3y - x - 2y = ...
.
Poin random
2x + 3y - x - 2y = ...
.
Poin random
2x + 3y - x - 2y = x + y
_________________________
2x + 3y - x - 2y
= (2 - 1)x + (3 - 2)y
= 1x + 1y
= x + y
Penjelasan dengan langkah-langkah:
2x + 3y - x - 2y =
= (2x - x) + (3y - 2y)
= (2x - 1x) + (3y - 2y)
= (2 - 1)x + (3 - 2)y
= 1x + 1y
= x + y
[answer.2.content]