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OpenStudy (anonymous):
Solve the system by using elimination or elimination with multiplication. Write the solution as an ordered pair (a, b). a - b = -5 and a + 2b = 1
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OpenStudy (anonymous):
subtract the two equations... what are you left with?
OpenStudy (anonymous):
hello?
OpenStudy (anonymous):
a - b = -5 and a + 2b = 1 ( subtracting the two equation you get ) => 3b = 6 => b = 6/3 = 2 and putting value of b in any of the equation you get a = -3
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