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 -> 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 1050624: 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 josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
%284a-5b%29%2B%284a%2B5b%29=7%2B17
What is a?

%284a-5b%29-%284a%2B5b%29=7-17
What is b ?