Su is the only child under 12 years of age, therefore, she is only child entering for free.
Answer:
Runners that decrease times are not improving
Step-by-step explanation:
An equation is:
2(x+3)-7=9
Distribute the 2
2(x)+2(3) -7=9
2x+6-7=9
Combine like terms
2x-1=9
Add one to both sides
2x-1+1=9+1
2x=10
Divide both sides by two to isolate the variable.
2x/2=10/2
x=m
3 is less than 5, so rounded to the nearest ten is 360.
6 is greater than 5, so rounded to the nearest hundred, our answer is 400.
Answer: B and E
Step-by-step explanation:
I just took the assignment. :)