Answer:
0.4
Step-by-step explanation:
If the ratio of boys to girls in a class is 2:3, then
- there are 2x boys;
- there are 3x girls.
If there are 18 girls in the class, then

Thus, there are
boys;
girls;
students in total.
The probability of a boy being in the class is

Answer:
12.6 miles every hour
Step-by-step explanation:
113.4 divide by 9 equals 12.6 so 12.6 times 9 hours equals 113.4 this is so easy its 4 grade work i am in 8th
Answer:
In short, Your Answer would be Option D) 25
Hope this helps!
Step-by-step explanation:
Answer:
1,2,3,5
Step-by-step explanation:
1-Is your job as an IT administrator stressful?
2-What is your biggest source of stress?
3-How has your job impacted your personal life?
5-Have you ever considered switching careers because of on-the-job stress?
1. 3x+9-9=18-9
3x=9
x=3
2. 4x-12=20
4x-12+12=20+12
4x=32
x=8
3. x+0-0
x=0
4. x/2-2+2=9+2
x/2=11
(2)(x/2)=11(2)
x=22
5. 12x-21=3
12x-21+21=3+21
12x=24
x=2
6. 3x-15=18
3x-15+15=18+15
3x=33
x=11
7. 3x-25=14
3x-25+25=14+25
x=13
8. 3x+16=22
3x+16-16=22-16
x=2
9. 2x-8=2
2x-8+8=2+8
2x=10
x=5
10. 9x-18=9
9x-18+18=9+18
9x=27
x=3
11. x+0=0
x=0
12. 9x-8=19
9x-8+8=19+8
9x=27
x=3
If you want to check my answers
use substitution method by using the x into for each equation.