Homework Help: Math

Posted by Tim on Wednesday, February 6, 2013 at 4:08pm.

There were 20 more fifth graders then fourth graders. 140 students from both grades. How many fifth graders were there?

Math - Ms. Sue, Wednesday, February 6, 2013 at 4:31pm
Let x = fourth graders

x + x + 20 = 140

2x = 120

x = ?

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