plss help me I don't know what the answer.(╥﹏╥)
C. Perform the following operations,
1. (+56) + (+90)
2. (421) - (-11) -
3. (+11) X (-9) -
1. (-20) + (-10)
D.Une integer to solve ench problem
1. At sunrise, the outside temperature was 15" BY
C. Perform the following operations,
1. (+56) + (+90)
2. (421) - (-11) -
3. (+11) X (-9) -
1. (-20) + (-10)
D.Une integer to solve ench problem
1. At sunrise, the outside temperature was 15" BY
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Answer:
1. 146
2. 432
3. -99
4. -30
Step-by-step explanation:
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