Explain what it mean when elimination results in a equation that is always true

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3