chandyprash chandyprash

25-04-2020
Mathematics

contestada

If 2a=9−b and 4a=3b−12, what is the value of a?

Respuesta :

amna04352 amna04352

25-04-2020

Answer:

a = 1.5

Step-by-step explanation:

2a=9−b

b = 9 - 2a

4a=3b−12

4a = 3(9 - 2a) - 12

4a = 27 - 6a - 12

10a = 15

a = 1.5

Answer Link

Otras preguntas

The Constitution of 1791 a. abolished the monarchy. b. established a new Legislative Assembly. c. gave the vote to all citizens. d. reestablished the old provin

A histogram is Options a graphical presentation of a frequency or relative frequency distribution a graphical method of presenting a cumulative frequency or

Homeostasis can occur at the cellular level or the system level. a. True b. False

round 431,857 to the nearest ten thousans

How did the space race benefit US society? A. It helped the United States achieve victory in the Korean War? B. It provided friendly competition resulting in

Which country is credited with originating the Industrial Revolution?

An adjective clause may modify a(n) _____. adjective adverb noun verb

Which of the following is a clue of a chemical change? A. iron changes color when heated B. gas bubbles form in boiling water C. balls of wax form when melted

When Jefferson took office, he A. encouraged Congress to renew the Alien and Sedition Acts. B. reduced the national debt by cutting government spending. C. r

7 people decide to share 3/8 of a bag of marbles equally. What fraction of the bag of marbles does each person receive