Which properties justify the steps taken to solve the system? {2a+7b=03a−5b=31 drag the answers into the boxes to match each step.

The graph shows the populations of two species over time. which type of symbiotic relationship does the graph represent? a. commensal b. mutualistic c. parasitic d. parent-offspring e. predator-prey

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

What is a financial award that is based on academic or extracurricular merit? -loan -scholarship -work study -federal grant