Mathematics, 18.03.2021 03:20 aricketts3901

7x + 2y = -19 -x + 2y = 21

X=

Y =

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:50

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Answers: 1

Answer

Mathematics, 21.06.2019 17:00

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Answers: 1

Answer

Mathematics, 21.06.2019 17:10

Empty box + box + empty box fill in the box is equal to 30 how

Answers: 2

Answer

Mathematics, 21.06.2019 21:00

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Answers: 1

Answer

You know the right answer?

7x + 2y = -19 -x + 2y = 21

X=

Y =...

Questions

Mathematics, 14.11.2020 01:00

Find the slope of the line between y = 1/8x -1...

Mathematics, 14.11.2020 01:00

An expert swimmer is looking for fish in the ocean. She dives 24 feet below the surface of the ocean. She then dives down down 5 more feet. She swims...

Mathematics, 14.11.2020 01:00

You estimate your annual revenue to be $50,000 + $20,000y, where y is the number of years in business. What is your estimated revenue in 5 years ?...