Caranya bagaimana no.12?

175
----- × 15 = 175×15 =2625:25 = 105 B
25.

moga betul amin

Kelas 7 Matematika
Bab Persamaan Linear

A = 75% B
A = (3/4) B
A : B = 3 : 4

A + B
= ((4 + 3)/(4 - 3)) . 15
= (7/1) . 15
= 105