Answer:
3x+4=5
Step-by-step explanation:
3x+4=25
3x=21
x=7
The answer: In Classroom 1, there are 5 students while in Classroom 2, there are 10 students.
Explanation:
x + 2x = 3x
3x = 15
x = 5, Classroom 1 = 5, Classroom 2 = 5 x 2 = 10
I hope that this helps! :)
The correct answer is: 8.8 x 10^15
Answer:
x=45
Step-by-step explanation:
Since 105 degrees equal to the angle right above it:
180=105+30+x
180=135+x
180-135=45
45=x
Check:
105+30+45=180