B) because if you round your numbers, -18 1/4 is -18 and 2 2/3 rounds up to positive 3
Step-by-step explanation:
i know this but i don't have time now
Answer: In 4 minutes he will make 5 portraits
Step-by-step explanation:

Hey!
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Solution:
9 + 22 = x + 1
9 + 22 - x = x + 1 - x
31 - x = 1
31 - x 31 = 31 - 1
x = 30
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Answer:
x = 30
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Hope This Helped! Good Luck!