SOLUTION: Solve the system of equation.
1. y=x^2+3x+6
y=-x+2
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Question 433391: Solve the system of equation.
1. y=x^2+3x+6
y=-x+2
Answer by Gogonati(855) (Show Source): You can put this solution on YOUR website!
Using the substitution method we can write:
, we solve this quadratic equation
, as you see the left side is the square of sum.
, x+2=0 => x=-2. Substitute this value of x on the second equation
of the system to find y.
,thus the solution is the point (-2, 4).
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