Answer:
3y+4
Step-by-step explanation:
9y-6y=3y
Answer:
6 days
Step-by-step explanation:
pay 60 = -60
Let d = the number of days
30d - 60 = sister
20d = me
Equation:
30d - 60 = 20d Move 30 to the other side
-30d -30d
-60 = 20d - 30d Combine liked terms
-60 = -10d
-10 -10 Divide
d = 6
It can be at least 5.4 feet long since the area of a square is A=s^2. 5.4 times 5.4 is 30
