There are 24 students in Ms. Messing's class. Six more students walk to school than ride their bikes. The number of students that ride their bikes is the

Question

same as the number of students that are driven to school. How many students walk to school?

Please only use addition and subtraction.

Answer 1

B= ride bikes
W = walk
D = driven to school
==================
W = B+6
B = D
W + B + D = 24
For D you can substitute B
For W you can substitute B + 6
Do that and solve for B.

Answer 2

@DrBob

Do 3rd graders know algebra?

Answer 3

I don't know but Dawn said use only addition and subtraction and that's what I did.