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OpenStudy (anonymous):
Using substitution to solve the system x = 2y + 3 and 4x - 5y = 9, which of the following could be the first step?
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OpenStudy (anonymous):
A. x - 2y = 3 4x - 5y = 9 B. 4(2y + 3) - 5y = 9 C. x + 2y = 4x - 5y D. 5x - 3y = 12 E. - 3x + 7y = -6
OpenStudy (anonymous):
SUBSTITUTE ! :P guess first :)
OpenStudy (anonymous):
I think B!!!!!
OpenStudy (anonymous):
YAY :)
OpenStudy (anonymous):
Wooooo!!!
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OpenStudy (anonymous):
party :)
OpenStudy (anonymous):
congratulations!
OpenStudy (anonymous):
Thank you! :)
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