Posted by Lisa on Tuesday, October 2, 2012 at 5:40pm.
Math word problem: There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class.

math  Ms. Sue, Tuesday, October 2, 2012 at 5:44pm
Let x = the number of girls.
x + x + 9 = 25
2x = 25  9
2x = 16
x = 16/2
x = 8 
math  Shelly, Tuesday, October 2, 2012 at 5:45pm
suppose the number of girls in class is x
then, the number of boys is x+9
x+(x+9)=25 
math  abdiaziz, Saturday, August 22, 2015 at 4:00am
18657654

math  kai, Saturday, August 22, 2015 at 4:01am
16