Billie needs to have her refrigerator repaired. She contacts two appliance companies and is given the rates shown in the table. Acme repair- Service call charge: 49 Charge per hour: 22.50
Ace repair- Service call charge: 0 Charge per hour: 34.75

Write an inequality that can be used to find the number of hours, n, for which Ace's total charge is less than or the same as Acme's total charge. Solve the inequality.

I'LL MARK BRAINLIEST SHOW STEPS TOO PLZ 35 POINTS

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

Shelly bought a house five years ago for $150,000 and obtained an 80% loan. now the home is worth $140,000 and her loan balance has been reduced by $12,000. what is shelly's current equity?