A furnace technician charges $20 per hour and a one-time service charge of $30. Which equation represents the total charge, y, for working x hours?

A. y=20 (x+30)

B. y=20x+30

C. y=30x+20

D. y=20 (x-30)

Pete and winnie visit star cafe every day and they pay for the items using a gift card. the amount, y dollars, on winnie's gift card after x days is given by the equation y=100-19x. the graph shows the amount on pete's gift card over x days.

Rewrite 8/15 and 11/20 so that they have a common denominator. Then, use to order 8/15 and 11/20.

If a computer depreciates at a rate of 24% per year, what is the monthly depreciation rate? 4.33% 2.00% 8.17% 6.33%

A quality control officer is randomly checking the weights of candy bags being filled by an automatic filling machine. Each bag is advertised as weighing 500 grams. A bag must weigh within 5.3 grams in order to be accepted.

Solve for m: 2 (m 5) = 7?

Would the height of a circle be considered the diameter?

How do you determine if polygons are similar?

If 3 3/4 lb. of candy cost $20.25, how much would 1 lb. of candy cost?

carrie started with 12 ounces of water when she began her walk when she finished walking she had 2 1/4 ounces of water left how much water did she drink

William earns $15 each time (t) he mows a lawn. Which equation can be used to determine how many lawns William mowed if he earned $75?