Associative property and distributive property
Answer:
15
Step-by-step explanation:
All sides of a rhombus are equal, so

In general, you cannot prove that because it is not true.
2 is rational. √2 is not.
Then you are able to substitute in X and it can have a infinite number of values catered to the question.
Answer:
The equation that can be used to find the missing number is 96 - 12n = 3 + n
Step-by-step explanation:
The difference of 8 less a number n
This is 8 - n
Multiplied by twelve
This is:
12(8 - n) = 96 - 12n
Is equal to 3 more than the number.
96 - 12n = 3 + n
The equation that can be used to find the missing number is 96 - 12n = 3 + n