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How do you solve the system $y = x + 1$ $y=x+1$ and $2 x + y = 7$ $2x+y=7$ ?

1 Answer

Jun 19, 2015

I found:
$x = 2$ $x=2$
$y = 3$ $y=3$

Explanation:

I used Substitution to solve it as:
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