Please answer quickly I'm failing this class and its the last day of the 1st quarter

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

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)

Daniel buys one bond each with a par value of $1,000 from grath oil, ombor medical supplies, and dwyn horticulture. grath oil bonds are selling at 120.514, ombor medical supplies bonds are selling at 90.773, and dwyn horticulture bonds are selling at 101.180. what is the total face value of daniel's bonds?