please help me
ty :)
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Answer:
b
Step-by-step explanation:
since the variable is only for x, you can only substitute it in the equation for x. the first one, a, substitutes 13/2 for both variables instead of just for x
Answer: The answer is B ive done this in class before. If you need an explanation I am more than happy to help :)
Step-by-step explanation: