Tim receives a 8% commission on each house he sells. if he received a commission of $23,400 what was the value of the house he sold

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them