SOLUTION: Solve system of equation by the substitution method.
{y = 2x + 9
{y = 7x + 10
Algebra.Com
Question 566795: Solve system of equation by the substitution method.
{y = 2x + 9
{y = 7x + 10
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
So
Solve for 
, then substitute the derived value for into either of the original equations and then solve for 
John
My calculator said it, I believe it, that settles it
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