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s2008m [1.1K]
2 years ago
13

PLEASE SHOW FULL SOLUTIONS! WILL MARK BRAINLIEST FOR THE BEST ANSWER! THANK YOU.

Mathematics
1 answer:
erastova [34]2 years ago
5 0

Answer:

4a is s(50-30-20)

4b is 10

Step-by-step explanation:

Make Brainliest!

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