SOLUTION: I think the problem is "Proportions". I can't find how to do it in my math book. 5 5 - (-2) = - x 4 The problem above is '5 over x, minus 2, equals five ove

Algebra ->  Proportions  -> Lessons -> SOLUTION: I think the problem is "Proportions". I can't find how to do it in my math book. 5 5 - (-2) = - x 4 The problem above is '5 over x, minus 2, equals five ove      Log On


   



Question 126525This question is from textbook Algebra 1-A teaching textbook
: I think the problem is "Proportions". I can't find how to do it in my math book.
5 5
- (-2) = -
x 4
The problem above is '5 over x, minus 2, equals five over four.
The answer is 20 over 13. I need to know how to get that answer.
This question is from textbook Algebra 1-A teaching textbook

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
5%2Fx-2=5%2F4

adding 2 (or 8/4) __ 5%2Fx=13%2F4

multiplying by 4x (or "cross" multiplying) __ 20=13x

dividing by 13 __ 20%2F13=x