Answer:
there are 45 students in third grade
Step-by-step explanation:
There are 92 students in the third and fourth grade at Johnsonville Elementary
Sum of third grade and fourth grade students are 92
out of 92 students, 47 students are from fourth grade.
LEt ? be the number of third grade students
Sum of ? and 47 is 92
?+47=92
Subtract 47 from both sides
?= 45
So there are 45 students in third grade
