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 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

En été, toute notre famille va â la compagne
Dr. Burke wanted to trust her assistant with the secret formula but she was afraid her assistant was a spy. Which is the correct way to punctuate the sentence?
How many cups are there in one gallon of milk
PLEASE HELP QUICK X= -3 What is: 2 X + X = ?
The most reliable method of research and lexicography is the
Why are sepals and petals referred to as "accessory parts" (of the plant)?
Lisa complains that she has a slow metabolism, but it's her fault because people can control how quickly their metabolism works.
You and two friends visit a pizza shop. There are 13 toppings. 8 toppings are meat and the rest are vegetable. each of you order a different topping (No Repeats
If a case of paper contains 16 packages of paper, and each package contains 500 sheets, how many sheets of paper are in a case? A. 7000 B. 8000 C. 5000 D.
Read the following excerpt. Using the context of the paragraph, select the word that best completes the sentence. The dramatic changes that characterize pubert