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OpenStudy (anonymous):
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OpenStudy (anonymous):
What is the solution of the following system? {3x + 3y = 10 -9x - 9y = -30
OpenStudy (anonymous):
@haleyelizabeth2017
OpenStudy (anonymous):
3x + 3y = 10 3x = 10 - 3y x = 10/3 - y -1(9x + 9y) = -30 9x + 9y = 30 9(10/3 - y) + 9y = 30 30 - 9y + 9y = 30 30 = 30 infinite amount of solutions
OpenStudy (anonymous):
thank you so much!
OpenStudy (anonymous):
you're welcome
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