Explain please and answer correctly

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

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?

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²