SOLUTION: sOLVE THE SYSTEM OF EQUATIONS BY THE ADDITION METHOD
x-7y=-42
3x-6y=-36
Algebra.Com
Question 34765This question is from textbook Prealgebra & Introductory Algebra
: sOLVE THE SYSTEM OF EQUATIONS BY THE ADDITION METHOD
x-7y=-42
3x-6y=-36
This question is from textbook Prealgebra & Introductory Algebra
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
X-7Y=-42
3X-6Y=-36 MULTIPLYING THE FIRST EQUATION BY -3 WE GET
-3X+21Y=126
-----------
15Y=90 OR Y=6 THEN X=-42+7*6 OR X=-42+42 OR X=0
RELATED QUESTIONS
Solve the system by the addition or substitution method.
x - 6y = -46
-3x - 7y =... (answered by sofiyac)
solve the following system of equations by the addition method,
2x-7y=2... (answered by stanbon)
Solve the system of equations by addition method.
3x-7y=10
5x+2y=3 (answered by oberobic)
Solve system of equations by the addition method
5x=2+7y... (answered by ReadingBoosters)
solve each system of equations by the addition method
10/3x+4y=-4... (answered by ankor@dixie-net.com)
20. Solve the system of equations by the addition method.
-36(x-6)=35y
6x-6y=-35... (answered by unlockmath)
Solve the following system by the addition method.
3x-7y= -12
3x+14y= -3
x=... (answered by ewatrrr)
Solve the following two equations by addition method.
3x + 5y = -12
x - 6y = 65
(answered by rfer)
Solve the system of equations by using the addition method
x + 7y = 69
-2x + 7y = 51
(answered by Alan3354)