Answer:
Step-by-step explanation:
perimeter = sum of the sides = (3y+5) + (y-4) + (6y) = 10y + 1
Answer : $22.50
Explanation: .30•25=7.5 30-7.5=22.5
Root of 49
Solutions are 7 and -7
We know that 7 is the square root of 49.
A negative number multiplied by itself gives positive
So -7 is also a square root of 49
Answer:
As the cars speed the loudness decreases for you to not really hear anything
