raksud441 raksud441

04-05-2022
Mathematics

contestada

if 2a+3b=12 and a-3b=0, then what is the value of a?

Respuesta :

sarahadoniram1 sarahadoniram1

04-05-2022

Answer:

a=4

Step-by-step explanation:

2a+3b=12

+

a-3b=0

3a=12

a=4

Answer Link

Otras preguntas

Understanding the Immune System A is an agent that can cause infections and diseases.

helpppp :,[ also stay safe and have a great day!!!!!!!!!!!!!!!!!!!!!!1111

Which of the following was the key difference between the First and Second Continental Congresses?The First Congress prepared for war by creating a militia.The

Which of the following correctly completes box #1 in the chart above? A. city B. state C. township D. federal

(a) Complete the following sentences for an atom of uranium-238. (2) mass number: number of protons: number of neutrons: number of electrons:

The driver of a car traveling at 42 ft/sec suddenly applies the brakes. The position of the car is s equals 42 t minus 3 t squared comma t seconds after the dr

Lyle deposited a check for $75.26. He’ll use the check register to record his transaction. What will be his new balance? An account statement has a balance of

List all the planets in the solar system and their features

What role did the Internet play during the Arab Spring in 2012? A. Prisoners used the Internet to highlight their plight in prisons. B. The uprising began bec

Why is chemistry a science, but alchemy was not?