Answer:
First option: 
Step-by-step explanation:


Multiply both sides by y:







<span>A) y = 7</span>
I hope this helps. (:
Answer: The two equations that represent the conditions in the problems are 

Step-by-step explanation:
Since we have given that
Cost of 3 sparrows = $1
Cost of 2 turtle doves = $1
Cost of 1 dove = $2
Number of birds = 30
total cost = $30
So, Cost of s sparrows would be

Cost of t turtle doves would be
Cost of d doves would be

According to question, it becomes,

and

Hence, the two equations that represent the conditions in the problems are 

Answer:
ow sorry i can't understand:( btw thank you for using brainly:))
Answer:

Hence, option (b) - 13w - 7 is correct.
Hope it helps you mate :)