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Answer:
15.4 is the range.
Step-by-step explanation:
since there is no decimal, the answer is 8,690,000.0 (the tenth place is one place after the decimal)
Answer:
x = 20
Step-by-step explanation:
The two angle are a linear pair. Their measures has a sum of 180 deg.
2x + 140 = 180
2x = 40
x = 20
8+4x-12+3x<=24
-4+7x<=24
7x<=28
X<=4