The equation that represents the time spent on the exercise by Serena will be t = 10 + s
<h3>How to compute the equation? </h3>
From the information given, it was stated that Serena does 10 minutes of endurance exercises. and that she plans on doing s minutes of strength exercises.
Therefore, the equation that represents the time spent on the exercise will be t = 10 + s
Learn more about equations on:
brainly.com/question/2972832
If C is the MIDPOINT of BD, and BD equals 12, then what does CD equal?
AD = AC+CD, so you only need to find length of CD and add length of AC (which you already have) to it.
Hope this helps
Answer:
A
Step-by-step explanation:⁻7+
The rationals being closed under subtraction means that if we start with two rational numbers and subtract them, we get another rational number. Choice c subtracts two rational numbers but gets the wrong answer, so isn't support for anything. Choice b is rational too because the square root of 4 is 2.
Answer: b