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Mathematics
Darwin
16 December, 17:34
2/5 (10b - 15) = 4 explain the answer
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Freddy Cohen
16 December, 20:27
0
2.5
Step-by-step explanation:
You need to distribute.
2/5*10b = 4b
2/5*-15 = - 6
4b-6=4
Add 6 on both side
4b=10
10/4=2.5
b=2.5
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