Person7148 Person7148
  • 10-10-2018
  • Mathematics
contestada

If x=-2 and y=6 is a solution of equation 3ax+2by=6, then find the value of b

Respuesta :

gmany
gmany gmany
  • 13-10-2018

[tex]\text{Substitute the values of x and y to the equation}\\\\x=-2,\ y=6,\ 3ax+2by=6\\\\3a(-2)+2b(6)=6\\\\-6a+12b=6\qquad|\text{add 6a to both sides}\\\\12b=6a+6\qquad|\text{divide both sides by 12}\\\\b=\dfrac{6a}{12}+\dfrac{6}{12}\\\\\boxed{b=\dfrac{1}{2}a+\dfrac{1}{2}}[/tex]

Answer Link

Otras preguntas

Write the equation that expresses the table below.
Use the information to answer the question. Molly's hair was 20 inches long. Three years later it was 35 inches long What was the percent increase, to the neare
What is a central idea in Roosevelt's "Address to Congress Requesting a Declaration of War"? The United States needs to go to war, though it is uncertain whethe
An example of an irrational number is O A. V16 B. V25 C V36 O D. V47
Why did people see a need for reform during this era?
The study of the interactions between organisms and their interrelationships with the physical environment is known as
Are you someone that feels the need to fit in, or do you take risk and stand out? Explain
A hiking trail rises 6 feet for every horizontal change of 100 feet. What is the slope of the hiking trail?
What does "buying more house than you can afford" mean? Why shouldn't you do this?
FOR THE LOVE OF GOD PLEASE HELP ME I WILL GIVE 30 points