Solve the system. 2x y = −3 −2y = 6 4x Write each equation in slope-intercept form. y = x y = x

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

Three important things a musician must do for a superior performance. essay

Which phases do not always fill their containers? select all that apply a. solid b. liquid c. gas