2 answers:
Answer: 53x^7
Step-by-step explanation:
Subtracting a negative is like adding.
53x^7 is the answer.
Since two negatives equal a positive 42 +11 = 53, so just add the exponent back which would be 53x^7.
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Answer:
im pretty sure b
Step-by-step explanation:
because i took a test
