Solve for b
b=60
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\frac{450}{3}\times 0.4=b
Multiply \frac{1}{3} and 450 to get \frac{450}{3}.
150\times 0.4=b
Divide 450 by 3 to get 150.
60=b
Multiply 150 and 0.4 to get 60.
b=60
Swap sides so that all variable terms are on the left hand side.
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