1. plug in the numbers for the variables, like this: 9(-5)+18(-1)
2. solve
Hopefully this helps! Let me know if you need more explanation.
The answer is D transformation.
It’s the first one -13–16
Step-by-step explanation:
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Answer:
A
Step-by-step explanation:
Everything else is false and A is correct because the sum of two opposites equal 0.