Answer:
4
Step-by-step explanation:
multiply 10 by w and 3
equation becomes 10w+30=70
subtract 30 by both sides
equation becomes 10w=40
divide both sides by 10
equation becomes w=4
your answer is 4!
35 balloons
If wrong srry...hope this helps
y = 6
$12.5
Since prize is split equally.
So, money received by each person
= 75/6
= $12.5