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Vegas
Mathematics
14 August, 20:20
7+3/5b=7/10b what is b
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Jonathan Wood
14 August, 20:41
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b = 70
Step-by-step explanation:
7+3/5b=7/10b
Subtract 3/5 b from each side
7+3/5b - 3/5 b=7/10b - 3/5 b
7 = 7/10 b - 3/5 b
We need to get a common denominator or 10 on the right hand side
7 = 7/10 b - 3/5 * 2/2 b
7 = 7/10b - 6/10 b
7 = 1/10 b
Multiply each side by 10
7*10 = 1/10 * 10 b
70 = b
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