Question 1:Phillips Equipment has 80,000 bonds outstanding that are selling at par (1000).The bonds outstanding have 20 years to maturity and pay an annual coupon payment of 9%. The company also has 750,000 shares of 7 percent preferred stock and 2.5 million shares of common stock outstanding. The preferred stock sells for $53 a share. The common stock has a beta of 1.34 and sells for $42 a share. The U.S. Treasury bill is yielding 2.8 percent and the return on the market is 11.2 percent. The corporate tax rate is 38 percent. What is the firm's weighted average cost of capital?

I need an explanation please in the solution, i don't want the same answer that its written before i need a new answer more orgnanized.