SOLUTION: 5x+5y=-11 7x-2y=17

Question 214742: 5x+5y=-11
7x-2y=17
Answer by drj(1380) (Show Source): You can put this solution on YOUR website!
5x+5y=-11
7x-2y=17

The following will solve the system of equations using substitution:

Solved by pluggable solver: SOLVE linear system by SUBSTITUTION

Solve:
We'll use substitution. After moving 5*y to the right, we get:
, or . Substitute that
into another equation:
and simplify: So, we know that y=-3.6. Since , x=1.4.

Answer: .

I hope the above steps were helpful.

For free Step-By-Step Videos on Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra or for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry.

And good luck in your studies!

Respectfully,
Dr J
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