Shannon graphed the system of equations. 7x – 4y= –8 y = x – 3 what is the closest approximate solution to the system of equations? (–5, –7. 2) (–5, –6. 8) (–5, –6. 2) (–5, –5. 9).

Berikan satu kepentingan terhadap komposisi udara di atmosfera bumi

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?

In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same