SOLUTION: Find common solution algebraically for y=x^2+4x and 2y-y=1 Answer for this was (-1, -3)How do you get this? Please help and thank you.

SOLUTION: Find common solution algebraically for y=x^2+4x and 2y-y=1 Answer for this was (-1, -3)How do you get this? Please help and thank you.

Algebra.Com

Question 684378: Find common solution algebraically for y=x^2+4x and 2y-y=1 Answer for this was (-1, -3)How do you get this? Please help and thank you.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
if (,)

so, (,) is not common solution

than common solution will be:
for and
...=>......plug it in and solve for

or
....use quadratic formula

solutions:

or

common solution (,) and (,)
RELATED QUESTIONS
Find common solution algebraically for x^2+y^2=24 and y=8=8 Please help and thank you. (answered by Alan3354)

Find solution algebraically for y=x^2+4x and y=4x+6 Please help and thank you. (answered by MathLover1)

SIMPLIFY: 3[-2(1+4y)-2(y-4)+2y]-2[5y-4(2+y)] ANSWER: 34-26Y How do you get this... (answered by tommyt3rd)

I am trying to figure how to find part of answer to this non-linear system: (X+1)^2 -... (answered by ikleyn)

Question: Find the common solution of y=x^2-1 and x+y=1, graphically. Thank you for your... (answered by mananth)

I have tried 3 times to get the answer correct for the problem: 3/4x-1/2y=8 and... (answered by richwmiller)

Please help... I tried to solve this, but no result. I eliminated z in 1&2,and 2&3, but... (answered by htmentor,ikleyn)

Directions: find a common solution for each system of equations. The equations are... (answered by checkley71)

Directions: find a common solution for each system of equations. The equations are y=x+1... (answered by scott8148)