Mathematics, 16.02.2021 02:30 sindy35111

A repairman charges an inspection fee plus $20 per hour. A customer with a coupon for 40% off the inspection fee pays $110 for a 4-hour repair. How many hours are worked when a customer pays $90 without a coupon?

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 22:30

Factor the polynomial by its greatest common monomial factor.

Answers: 1

Answer

Mathematics, 21.06.2019 23:30

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3

Answers: 1

Answer

Mathematics, 22.06.2019 00:00

Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.

Answers: 2

Answer

Mathematics, 22.06.2019 01:30

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.

Answers: 2

Answer

You know the right answer?

A repairman charges an inspection fee plus $20 per hour. A customer with a coupon for 40% off the in...

Questions

Mathematics, 01.07.2019 18:40

The permiter of a triangle is 100 feet. the longest side is 3 feet less than twice the shortest side, and the third side is 7 feet longer than the sho...

English, 01.07.2019 18:40

What is the subject in this sentence."on the second page is a picture of the author"....

Mathematics, 01.07.2019 18:40

How many pairs of whole numbers have the sum of 99...

World Languages, 01.07.2019 18:40

Today many biologists and anthropologists agree that the most intense selection pressures our species faces come from...

Spanish, 01.07.2019 18:40

What is the best response to ¿qué te gusta más, usar la computadora o jugar videojuegos?...

Mathematics, 01.07.2019 18:40

Yvette is trying to calculate the distance between point c(1, 2) and point d(7, 10). what expression will she use?...

Business, 01.07.2019 18:40

Which career is best suited for people who have a high school diploma...

Spanish, 01.07.2019 18:40

Handclapping is a characteristic of which musical style in spanish...

Mathematics, 01.07.2019 18:40

Is the fraction 1/3 equivalent to a terminating decimal or a decimal that does not terminate...

History, 01.07.2019 18:40

According to this document do you think most people in babylonia made money in cities or in the country...

Social Studies, 01.07.2019 18:40

Silk road trade led to global exchange and cultural blending to create new cultural elements. can you think of a specific example of how the modern wo...

Health, 01.07.2019 18:40

Which is not a health risk of binge eating disorder?...

Business, 01.07.2019 18:40

Smith, an individual, is required to pay goode yearly alimony of $6,000 and yearly child support of $18,000. smith paid goode $20,000 in 2017. smith’s...

Business, 01.07.2019 18:40

What factor determines whether a product satisfies a customer’s wants and needs?...

Mathematics, 01.07.2019 18:40

What happens when you subtract a positive number from a negative number?...

Biology, 01.07.2019 18:40

Research indicates that releases painkilling chemicals in the brain...

Social Studies, 01.07.2019 18:40

What is the global impact on society of the invention and subsequent innovations of cameras?...

Mathematics, 01.07.2019 18:40

Roger ran at a speed of 15 miles per hour for 4 minutes. how far did he run in that time?...

Mathematics, 01.07.2019 18:40

What is the answer for 5.2 × 10-9 + 3.1 × 10-8 = × 10?...

Mathematics, 01.07.2019 18:40

Companies who design furniture for elementary school classrooms produce a variety of sizes for kids of different ages. suppose the heights of kinderga...

More questions: Mathematics Another questions