I need help on this and the first person who answer correctly gets a BRANLIST (The story of civil war journal if you want to get a better understanding of this question)​

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet