Answer:
20
Step-by-step explanation:
Divide 6 2/3 by 1/3
The equation that can be used to solve this is:

Further explanation:
Let

The equation for the perimeter will be:

Given
P = 16 feet
L = 4 feet
W = ?
Putting the values in the perimeter formula

The equation that can be used to solve this is:

Keywords: Periemter of rectangle, linear equation
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Answer:
Equation for the problem
3x + 15 = 51 laps
Hence
She swims on
Monday: 12 laps
Wednesday : 12 laps
Friday = 12 laps
Step-by-step explanation:
Ella swims four times a week at her club's pool.
We are told that:
She swims the same number of laps on Monday, Wednesday, and Friday.
Hence, the number rod times that she swims on Monday, Wednesday and Friday is represented by x
Also, she swims 15 laps on Saturday. She swims a total of 51 laps each week. Equation for the problem
= x + x + x + 15 = 51 laps
3x + 15 = 51 laps
Hence
3x = 51 - 15
3x = 36
x = 36/3
x = 12 laps
Therefore, She swims on:
Monday: 12 laps
Wednesday : 12 laps
Friday = 12 laps
For 14, the answer is >. You inversed it. You are right about question 15.
20(7.5*10^-2)
the *10^-2 means we move the decimal of 7.5 2 places to the left
20(.075)
=1.5