What is the sum of LuAnn's three cards? first card: -12 second card: 3 third card: -5
2 answers:
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Answer:
The correct option should have been .
Step-by-step explanation:
Given the expression
solving the expression
Remove parentheses: (a) = a
Group like terms
Add similar elements
It is clear that not a single given option is . It means no option is correct. It seems you mistyped the correct options.
The correct option should have been .
Answer:
x = 100
Step-by-step explanation: