Dg's plumbing and heating charges $50 plus $70 per hour for emergency service. bill remembers being billed just over $450 for an emergency call. how long to the nearest hour was the plumber at bill's house?

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

What term makes it inconsistent y=2x - 4

What is the x-intercept and y-intercept of the equation 2x+1. 2o