SOLUTION: Solve the linear system using substitution. x = −7 − 2y Equation 1 y = x − 11 Equation 2

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Question 376405: Solve the linear system using substitution.
x = −7 − 2y Equation 1
y = x − 11 Equation 2

Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!
x = -7- 2y Equation 1
y = x - 11 Equation 2
...
substitute the value of x in equation (2)
y=-7-2y-11
+2y
y+2y=-7-11
3y=-18
/3
y =-6
..
plug value of y in (1)
x=-7-2(-6)
x=-7+12
x=5
..

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