Answer:
add the 11 to both sides to cancel it out.
Step-by-step explanation:
so basically
5x - 11 + 11 = 42 +11
5x = 53
Answer:
8 Feet
Step-by-step explanation:
15 feet subtract 7 feet is 8 feet
Answer:

Step-by-step explanation:
Hello,
This is the same method as computing for instance:

We need to find the same denominator.
Let's do it !
For any x real different from 0, we can write:

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
A. <span>–13 + 27 = 27 + (–13) is an example of the commutative property.
The commutative property states that a + b = b + a.</span>