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A 22 degrees b 3 degrees c 40 degrees d 20 degrees
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A 22 degrees b 3 degrees c 40 degrees d 20 degrees
asked
Aug 5, 2018
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A
22 degrees
b
3 degrees
c
40 degrees
d
20 degrees
Mathematics
middle-school
Vlo
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Vlo
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2
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the answer is d.
7x-1=4x+8
3x-1=8
3x=9
x=3
7(3)-1=20°
Anda
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Aug 5, 2018
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3
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Bisects means it divides in two equal parts. So:
7x - 1 = 4x + 8
3x = 9
x = 3
This problem isn't over, though.
7(3) - 1
20
Because one of the parts equals 2, the whole thing equals double of that, or 40
Hope this helps!
Rathi J
answered
Aug 10, 2018
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Rathi J
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