Ernie earned $121. 50 more than kaylin. Tria earned $35 less than 3 times the amount kaylin earned. Ernie, tria, and kaylin earned $579 in all. How much did tria earn?.

Como quitas a plus puto y si borran mi pregunta me los puteo perros de mierda

The authors use the word “backbone” in lines 3 and 39 to indicate that

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