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OpenStudy (anonymous):
SOMEONE PLEASE HELP ME
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OpenStudy (anonymous):
what is the question??
OpenStudy (mertsj):
Add equations 1 and 3 Add equations 2 and 3 Now you have two equations without x Solve the new system
OpenStudy (anonymous):
Would I do the same to this one too? http://gyazo.com/bf5a16423e8081a368664618355c96dd
OpenStudy (mertsj):
This one says to solve by substitution.
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OpenStudy (anonymous):
How would I do that one?
OpenStudy (mertsj):
Take the third equation and solve it for x and substitute that value into the other two equations.
OpenStudy (anonymous):
for number 1 it's 2 for number 2 it's 2
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