SOLUTION: RaTa+340=RbTb, Ta=5, Tb=20, Rb=Ra-25. Find Ra and Rb. Please help me.

Algebra ->  Expressions-with-variables -> SOLUTION: RaTa+340=RbTb, Ta=5, Tb=20, Rb=Ra-25. Find Ra and Rb. Please help me.       Log On


   

Question 1188354: RaTa+340=RbTb, Ta=5, Tb=20, Rb=Ra-25. Find Ra and Rb. Please help me.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

given:
+RaTa%2B340=RbTb
Ta=5
Tb=20
Rb=Ra-25

Find Ra and Rb

RaTa%2B340=RbTb+..........substitute given values
Ra%2A5%2B340=%28Ra-25%29%2A20
+5Ra%2B340=20Ra-500
500%2B340=20Ra-5Ra
840=15Ra
Ra=840%2F15
Ra=56

then Rb=Ra-25+is
Rb=56-25
Rb=31