Answer:
30
Step-by-step explanation:
Note that, when two negative signs are directly next to each other, they mean addition. Note the rule:
A positive sign & A positive sign = Positive number.
A positive sign & A negative sign = Negative number.
A negative sign & A negative sign = Positive number.
In this case:
- (-15) = + 15
Simplify. Combine like terms:
15 + 15 = 30
30 is your answer.
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Answer:
I think this would be 182
Step-by-step explanation:
William payed $8.55 at the discount price
Answer:
Step-by-step explanation:
Take 20( cosine of 75 degrees)
the answer is 5 ft