SOLUTION: Solve this system of equations using the addition method. 4a - 5b = 7 4a + 5b = 17 type the correct answer in the ordered pair form,then press enter

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Solve this system of equations using the addition method. 4a - 5b = 7 4a + 5b = 17 type the correct answer in the ordered pair form,then press enter      Log On


   

Question 1050587: Solve this system of equations using the addition method.
4a - 5b = 7
4a + 5b = 17
type the correct answer in the ordered pair form,then press enter
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
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Add the two equations and see what happens.