Posted by kimi on .
Rahim has 5 boxes of sweets.Each box contains y sweets.His teacher gives him another 8 sweets.
(a) Find the total number of sweets Rahim has in terms of y.
(b) If y=4,how many sweets does Rahim have altogether?

word problem 
PsyDAG,
a. 5y + 8
b. substitute 4 for y.