Subtract $\frac{3}{5}$ from $\frac{225}{16}$ by finding a common denominator and subtracting the numerators. Then reduce the fraction to lowest terms if possible.
$$-\frac{3}{2}x=\frac{1077}{80}$$
Divide both sides of the equation by $-\frac{3}{2}$, which is the same as multiplying both sides by the reciprocal of the fraction.