20. Evaluate the following: -12 /-5 +7/-3 + -5/14 + 22/7
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Answer:
-409/210
Step-by-step explanation:
-12/5 + 7/-3 + -5/14 + 22/7
= -12/5 + -7/3 + -5/14 + 22/7
= [-504+(-490)+(-75)+660] /210
= [-504-490-75+660] /210
= [-504-490+585] / 210
= [-504+95] / 210
= -409/210
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