SOLUTION: What number can be added to both the numerator and the denominator of this fraction to produce the fraction on the right? 19/37 + ? = 4/7

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: What number can be added to both the numerator and the denominator of this fraction to produce the fraction on the right? 19/37 + ? = 4/7      Log On


   

Question 600347: What number can be added to both the numerator and the denominator of this fraction to produce the fraction on the right? 19/37 + ? = 4/7
Answer by alicealc(293) About Me  (Show Source):
You can put this solution on YOUR website!
%2819%2Bx%29%2F%2837%2Bx%29=4%2F7
7%2A%2819%2Bx%29=4%2A%2837%2Bx%29
133 + 7x = 148 + 4x
7x - 4x = 148 - 133
3x = 15
x = 15/3 = 5