SOLUTION: A high school graduating class is made up of 542 students. There are 156 more girls than boys. How many boys are in the class? Solve the problem

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Question 740035: A high school graduating class is made up of 542 students. There are 156 more girls than boys. How many boys are in the class? Solve the problem
Answer by nerdybill(7384) About Me  (Show Source):
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A high school graduating class is made up of 542 students. There are 156 more girls than boys. How many boys are in the class? Solve the problem
.
Let b = number of boys
then
b+156 = number of girls
.
b + (b+156) = 542
2b + 156 = 542
2b = 386
b = 193 (number of boys in the class)