SOLUTION: Solve system by elimination y-7=x x+y=13

Question 109690: Solve system by elimination
y-7=x
x+y=13
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Start by putting your equations into standard form:
:

:
You can eliminate the term in this case by simply adding the two equations, term by term:
:

:
You can solve for by either substitution now that you know the value of , or you can go back to your original equation set and SUBTRACT the two equations, term by term:
:

:

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