Solve for a
a=6
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\frac{55}{5}=2a-1
Divide both sides by 5.
11=2a-1
Divide 55 by 5 to get 11.
2a-1=11
Swap sides so that all variable terms are on the left hand side.
2a=11+1
Add 1 to both sides.
2a=12
Add 11 and 1 to get 12.
a=\frac{12}{2}
Divide both sides by 2.
a=6
Divide 12 by 2 to get 6.
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Limits
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