Answer:
The cost of one bag of windflower bulbs is $5 each
The cost of one package of crocus bulbs is $10 each
Explanation:
4 bags of windflower bulbs would be $20
4 x 5=20
7 packages of crocus bulbs would be $70
7 x 10=70
so for the total it would be $90
4 bags of windflower bulbs would be $20
4 x 5=20
1 package of crocus bulbs would be $10
so for the total it would be 30$