¹²⁾b - ³⁾7/4 = - ⁴⁾2/3
12b - 21 = - 8
12b = 21 - 8
12b = 13
b = 13/12
b = 1 1/12
Answer:
Explanation:
if you are solving for b...
b - 7/4 = -2/3
b - 7/4 + 7/4 = -2/3 + 7/4
b = -8/12 + 21/12
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