4n-7=9
4n= 9+7
4n= 16
n= 16/4
N= 4
Answer:
When you round 490.625 to the nearest tenth its 490.6.
Answer:
45 girls
Step-by-step explanation:
The ratio of girls to boys is 3:5
There are 120 children altogether
The number of girls is;
× 120 = 45 girls
The answer is D. A direct variation with an initial value of $0. Hope this helps !!