Answer:
1 1/12
Explanation:
b - 7/4 = -2/3
Add 7/4 to each side
b - 7/4+7/4 = -2/3+7/4
b = -2/3+7/4
Get a common denominator
b = -2/3 *4/4 + 7/4 *3/3
= -8/12 + 21/12
=13/12
= 12/12 +1/12
= 1 1/12
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