Read this word problem.
Ronnie is playing a card game called Subzero, where the goal is to get the lowest possible score. In the first round, Ronnie scored
โ€“
6 points. In the second round, he scored
โ€“
12 points. What is Ronnie's total score now?
To solve the problem, Juan added
โ€“
6+(
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12) and came up with an answer of
โ€“
18 points. Is Juan correct? Why or why not?

Relax