SOLUTION: Solve the system graphically using substitution for y=2x , 2x+y=4
Algebra.Com
Question 455888: Solve the system graphically using substitution for y=2x , 2x+y=4
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
y=2x
plug in 2x for y in the second equation and you get
2x+2x=4
4x=4
x=1
y=2x
y=2
(1,2)
RELATED QUESTIONS
Solve each system by using the substitution method.
2x^2 - y^2 = 14
y - 2x =... (answered by Fombitz)
Solve the system graphically.
-2x+y=1,... (answered by Fombitz)
Solve the system using substitution.
4x+y=2
3y+2x=-1
Thanks for helping me out... (answered by ankor@dixie-net.com)
solve the system of equations using substitution
y=2x+6... (answered by ewatrrr)
solve the following system using substitution
y=-3x+4... (answered by ankor@dixie-net.com)
Solve the system using substitution.
y = 2x + 7
y = 5x +... (answered by MathLover1)
solve the linear system using the substitution method
y=2x+1 and... (answered by josgarithmetic,ikleyn)
Solve 2x + 5y= 16
y= x - 1
Using Substitution, Then verify your solution... (answered by lynnlo,MathLover1)
solve the system of equation using the substitution method. 4x + y = 4
(answered by jim_thompson5910)