In-a-classroom-when-the-students-sit-2-per-bench-11-students-are-left-with-no-sits-And-when-they-sit-3-per-bench-7-benches-are-left-empty-Determine-the-number-of-students-in-this-classroom-

Question Number 89898 by Ar Brandon last updated on 19/Apr/20

I n a c l a s s r o o m w h e n t h e s t u d e n t s s i t

2 p e r b e n c h, 11 s t u d e n t s a r e l e f t w i t h

n o s i t s . A n d w h e n t h e y s i t 3 p e r b e n c h

7 b e n c h e s a r e l e f t e m p t y . D e t e r m i n e t h e n u m b e r

o f s t u d e n t s i n t h i s c l a s s r o o m .

Commented by MJS last updated on 19/Apr/20

s = 2 b + 11

b = \frac{s}{3} + 7

\Rightarrow 75 students and 32 benches

Commented by Ar Brandon last updated on 20/Apr/20

c o o l!

Commented by Ar Brandon last updated on 20/Apr/20

D o y o u h a v e a n i d e a o n h o w t o p r o c e e d w i t h Q 89906 p l e a s e ?