Posted by **Gaby** on Sunday, October 4, 2009 at 1:49pm.

r/5-3=2r/5+16

Please help me solve for r, I just can not seem to figure it out.

- Math -
**Reiny**, Sunday, October 4, 2009 at 1:51pm
I would multiply each term by 5 to get

r - 15 = 2r + 90

Now you have a very simple equation.

Can you take it from there?

- Math -
**Gaby**, Sunday, October 4, 2009 at 1:55pm
I think so...I got r=105

- Math -
**Reiny**, Sunday, October 4, 2009 at 1:57pm
Watch your sign.

Should have been r = -105

- Math -
**Gaby**, Sunday, October 4, 2009 at 1:58pm
Ok, thank you!

- GABY !!! - Math -
**Reiny**, Sunday, October 4, 2009 at 2:01pm
how silly of me 5x16 is 80, not 90

the correct answer is -95

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