Homework Help: Algebra II

Posted by Ashley on Tuesday, February 24, 2009 at 7:22pm.

How do you solve the linear equations
x+y=5
3x-y=3
by use of the Substitution Method?
(Please do not confuse with the Elimination Method)

Algebra II - bobpursley, Tuesday, February 24, 2009 at 7:24pm
In the top equation, x=-y+5

put that in the bottom equation..
3(-y+5)+y=5
solve for y.
Algebra II - Anonymous, Thursday, April 7, 2011 at 8:11pm
b2+14b+49

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