SOLUTION: Solve the system of equations by substitution.
5X-2Y=-1
X+4Y=35
Algebra.Com
Question 362974: Solve the system of equations by substitution.
5X-2Y=-1
X+4Y=35
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
5X-2Y=-1.....................1
X+4Y=35
X=35-4Y
plug value of X in 1
5(35-4Y)-2Y=-1
175-20y-2y=-1
-22y=-1-175
-22y=-176
/-22
y=8
plug value of y in 1
5x-16=-1
5x=15
/5
x=3
...
m.ananth@hotmail.ca
RELATED QUESTIONS
Solve the system of linear equations by the substitution method.
5x + 4y = 14
15x - 2y... (answered by Alan3354)
Solve the following system of equations using substitution or elimination
3x+2y=-1... (answered by Fombitz)
It's me again, I don't know how to solve the system of equations by substitution.... (answered by rapaljer)
solve each system of equations by the substitution method
-3x+y=7... (answered by waynest)
Solve this system of equations by the substitution method
7x - 4y = 13 (1)
x=3 (answered by Coyote 10)
Solve the system of equations by the substitution system.
y=5x+1
y=8x+2
(answered by MathLover1)
Solve the system of equations by substitution. What is the solution for x?
2x + y = 1
(answered by Fombitz)
Solve each system of equations by the substitution method.
1) y=3x
5x+2y=44... (answered by solver91311,Alan3354)
``solve each system of equations by the substitution method
2x+4y=6... (answered by ikleyn)