If -2x + 3 = 7 and 3x + 1 = 5+ y, the value of y is

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

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?