## Intermediate Algebra (6th Edition)

a=$\frac{13}{2}$
Original equation $\frac{a}{2}$+$\frac{7}{4}$=5 Multiply through by 4 to get rid of denominators 2a+7=20 Subtract 7 from both sides 2a=13 Divide both sides by 2 a=$\frac{13}{2}$