Mathematics Homework Help

Mathematics Homework Help. I need an equation to solve this math problem

Madison middle school one fifth of the eighth-grade students and three force of the seventh-grade students take computer classes there are 126 more seventh-grade students taking computer classes and there are eighth-grade students taking computer classes. Let x represent the total number of 8 graders students who attend Madison middle school and Y represent the total number of seventh-grade student to attend Madison middle school. I need an equation 

Mathematics Homework Help

 
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