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OpenStudy (anonymous):
solve a system of equation by substitution y=-6+9 5x+3y=14
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OpenStudy (anonymous):
Plug the y into the bottom equation
OpenStudy (anonymous):
arent you missing an x in the first one?
OpenStudy (anonymous):
???
OpenStudy (anonymous):
y=-6x+9
OpenStudy (anonymous):
5x + 3(-6x+9) = 14 solve for x first. After finding x plug x into either equation to get y.
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