Last year, a widget factory produced one million, twele thousand, sixty widgets. what is the nunber in standard form

Solve the system of equations. y= 2x y= x^2 - 15

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Which table shows a proportional relationship between miles traveled and gas used?