Jess gave her hair stylist a $4.60 tip. The tip was 20% of the cost of the haircut. Write an equation to find b. the cost of the haircut. If all percents are expressed as decimals, the equation can be used to find b, the cost of the haircut (Use the operation symbols in the math palette as needed. Type an equation. Use whole numbers or decimals for any numbers in the equation. Do not simplify.)