Solve for b
b=14
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10=5b-4-4b
Add -3 and 13 to get 10.
10=b-4
Combine 5b and -4b to get b.
b-4=10
Swap sides so that all variable terms are on the left hand side.
b=10+4
Add 4 to both sides.
b=14
Add 10 and 4 to get 14.
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