877.71 rounded to the nearest tenth

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

The volume, v, of a rectangular prism is determined using the formula, where / is the length, w is the width, and his theheight of the prism. carltren solves for w and writes the equivalent equation w=using this formula, what is the width of a rectangular prism that has a volume of 138.24 cubic inches, a height of 9.6 inches,and a length of 3.2 inches?