Answer
b=3.7
Work Step by Step
b + 4.6 = 8.3
b + 4.6 -4.6= 8.3 - 4.6
b=3.7
Check
Replace b with 3.7
b + 4.6 = 8.3
3.7+ 4.6 = 8.3
8.3=8.3
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