Thursday

December 18, 2014

December 18, 2014

Posted by **Anonymous** on Tuesday, April 24, 2012 at 9:42am.

- Mathematics -
**Damon**, Tuesday, April 24, 2012 at 10:12ammary = x

johan = x+20

John = x+50

3 x + 70 = 250

3 x = 180

x = 60 = Mary

x+20 = 70 = johan

x+50 = 110 = John

**Answer this Question**

**Related Questions**

Math - John has some marbles. Sally has 5 more than twice as many as John. ...

math - sally has a bag with red,blue, and green marbles. She has twice as many ...

math - there are 40 marbles in a jar. Chris had 2/5 of the marbles, Sal had 1/8...

math - mary has 12 marbles. 3/12 of the marbles are yellow and 2/12 of the ...

math(Ms.Sue) - The ratio of Tim's marbles to Joe's marbles to Matt's marbles is ...

aig math - The ratio of Tim's marbles to Joe's marbles to Matt's marbles is 8 : ...

mathematics - Timothy had a total of 238 blue and red marbles. He gave 3/7 of ...

pre-algebra - Translate the following situation into an equation. Do not solve...

probability - A set of five marbles is selected (without replacement) from a bag...

physics - Mary and John are on opposite sides of a seesaw. Mary has 3x the mass ...