On a field trip, a 6th grade class traveled 19.955 kilometers by train, 7 kilometers by bus, and 2.3 kilometers by car. how far did they travel altogether?

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2