Question
PSLE
Irene had $39. After buying 5 identical pencils, she has $7c left. Express the cost of 1 pencil in terms of c.
1 m

Click button first when a symbol is required. X

PSLE
Irene had $39. After buying 5 identical pencils, she has $7c left. Express the cost of 1 pencil in terms of c.