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OpenStudy (anonymous):
Solve the systems using substitution. 6x + 2y = 0 4x + y = -1 3x + 2y = -4 x + 2y = -8 5x - 4y = 14 x - 2y = -2 x + 3y = -4 4x + 5y = 5 x + 3y = -5 2x - y = 18
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OpenStudy (anonymous):
solve for x for each one. plug in to the second equation and arrive at an equation involving only one variable. bring variables to one side, constants to the other. solve. plug back in to the first equation to solve for x. win.
OpenStudy (anonymous):
im on a timed exam and im doing them but i really need help i only have 5 more mins on the test plz help
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