SOLUTION: Use substitution to solve
2x - 4y = 14
x = -2y + 7
Algebra.Com
Question 810629: Use substitution to solve
2x - 4y = 14
x = -2y + 7
Found 2 solutions by stanbon, richwmiller:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Use substitution to solve
2x - 4y = 14
x = -2y + 7
---------
Substitute for "x" and solve for "y"::
2(-2y+7)-4y = 14
-4y+14-4y = 14
-8y = 0
y = 0
-----
Solve for "x"::
2x -4*0 = 14
2x = 14
x = 7
============
Cheers,
Stan H.
============
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
plug -2y+7 for x in
x=7 y=0
RELATED QUESTIONS
Solve
(2x + 3y = 7
(x - 2y = 7 (Use substitution.)
(answered by nabla)
Use the substitution method to solve the system of equations.
2x - 5y = -14
x - 2y =... (answered by rfer)
Use substitution to solve for x and y
4x - y = -7
2x + 2y =... (answered by jai_kos)
use substitution to solve
x=2y+2... (answered by mathemanic)
I need to solve this equation by using the Substitution method
x + y = 7
2x + 2y =... (answered by Ed Parker)
use substitution method
x-y=5... (answered by Alan3354)
substitution 5x+2y=7... (answered by Fombitz)
i have to use substitution to solve this linear system
x + 4y = 17
5x + 2y =... (answered by rfer)
Use the substitution method to solve the following system.
3x+2y=8... (answered by Alan3354)