# SOLUTION: ``Before, solving the problem, I just want to give you the heads up. It's Systems of Equation: Application. I can't find the specific title to relate with my story problems. My

Algebra ->  Algebra  -> Systems-of-equations -> SOLUTION: ``Before, solving the problem, I just want to give you the heads up. It's Systems of Equation: Application. I can't find the specific title to relate with my story problems. My      Log On

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 Algebra: Systems of equations that are not linear Solvers Lessons Answers archive Quiz In Depth

 Question 193399: ``Before, solving the problem, I just want to give you the heads up. It's Systems of Equation: Application. I can't find the specific title to relate with my story problems. My chapter in the book is Chapter Eight, Solving Systems by Substiution, Additional. Hope it helps! *Angles A and B are complementary. Angle B is 18 greater than angle A. Find the measures of the two angles.*Answer by Mathtut(3670)   (Show Source): You can put this solution on YOUR website!since A and B are complementary : A+B=90.......eq 1 B=A+18.......eq 2 : take B's value of A+18 from eq 2 and plug it into eq 1 : A+A+18=90 : 2A=72 : A=36 degrees : B=A+18=36+18=54 degrees