Ona scalene triangle name the verticesA, Bandc​

Simply 8x squared + 5(7x squared- x) - 2x =

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable