James20041 James20041
  • 19-09-2017
  • Mathematics
contestada

B-3a=2 3B- 6a=12 solve algebraicly show steps

Respuesta :

Plasma72
Plasma72 Plasma72
  • 19-09-2017
B - 3A = 2
3B - 6A = 12

(2)B - (6)A =4
3B - 6A = 12

Subtract

-B = -8
B = 8

Plugin 8 for B

8 - 3A = 2
8 = 3A + 2
6 = 3A
2 = A

(Double checking)
3(8) - 6A = 12
-6A = 12-24 = -12
- 6A = -12
Divide by -6
A= 2
It works

A = 2. B = 8. Hope this helps
Answer Link

Otras preguntas

for each of the terms below, explain the relationship that exists. electrical energy---nuclear energy potential energy---kinetic energy
What is the answer to 3 4/15 + 1 3/10
What is the slope-intercept form of the function that contains the point (–1, 5) and has a slope of –4? y=_x+_
what long-lasting effect did the Aryans have on india
4x^2-5x-15=0 how to find the vertex and y intercept
in 1954 the french gave up control of their colony in vietnam primarily because of
Why do tropical zones have a hot and humid climate year round and polar zones have a cold climate year round?
How do you express 16 and two thirds in simplest form
What is the answer to my question 2y^5-4y^5
Mr. Warren uses 2 1/4 bags of mulch for his garden and another 4 1/4 bags for his front yard. He also uses 3/4 bag around a fountain. How many total bags of mul