At midnight, the temperature was 31.2°f. in the morning, the temperature was −6.7°f. which statement describes the temperatures?
at midnight, the temperature was 31.2 degrees above 0, and in the morning, it was 6.7 degrees lower.
at midnight, the temperature was 31.2 degrees below 0, and in the morning, it was 6.7 degrees higher.
at midnight, the temperature was 31.2 degrees above 0, and in the morning, it was 6.7 degrees below 0.
at midnight, the temperature was 31.2 degrees below 0, and in the morning, it was 6.7 degrees above 0.

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.