You can cancel if the top and bottom are both multiplication and they have common factors.
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Evaluate. 10 • (-4) Enter your answer in the box.
2 answers:
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Answer:
109
Step-by-step explanation:
line AB is 180 degrees because a circle is 360 degrees and half a circle is 180 degrees.
Add 42 degrees and 29 degrees. 42+29 = 71
Then subtract. 180 - 71 = 109
So therefore
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