Answer:
45
Step-by-step explanation:
18 + 9 = 27
27 + 9 = 36
36 + 9 = 45
<em>Thus,</em>
<em>45 is the answer.</em>
<em>Hope this helps :)</em>
I think this is right, her average grade is 85%
First, use distributive property to expand whats in the brackets
second, isolate x by putting all terms with x on one side
divide both sides by -11.81 to have x on its own.
Answer:
50.625
Step-by-step explanation:
1) 10/2=5
10+5= 15
2) 15/2 = 7.5
15+7.5 = 22.5
3) 22.5/2 = 11.25
22.5+11.25= 33.75
4) Answer: 33.75/2 = 16.875
33.75+16.875 = 50.625