They are opposites of each other.
-13.2 + 8.1 = -5.1
13.2 - 8.1 = 5.1
Step-by-step explanation:
38.43 - 1.29x
Variable x represents the number of songs purchased
Not sure why this question didn't save the answer I just wrote (I'm new to the app)
Answer:
You add all of the sides... or you can multiply one side with 4.
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Answer:

Step-by-step explanation:
Given:
Make the power of '10' equal by shifting the decimal place of any one value.

Taking the '
' common

Adding the values in the bracket gives:
